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Rev | Author | Line No. | Line |
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2 | daniel-mar | 1 | unit Unit1; |
2 | |||
4 | daniel-mar | 3 | (* |
4 | This program requires |
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5 | - Microsoft Internet Controls (TWebBrowser) |
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6 | If you are using Delphi 10.1 Starter Edition, please import the ActiveX TLB |
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7 | "Microsoft Internet Controls" |
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8 | - SynEdit |
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9 | You can obtain SynEdit via Embarcadero GetIt |
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10 | *) |
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11 | |||
2 | daniel-mar | 12 | // TODO: localize |
13 | |||
14 | // TODO: wieso geht copy paste im twebbrowser nicht??? |
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15 | // Wieso dauert webbrowser1 erste kompilierung so lange??? |
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5 | daniel-mar | 16 | // TODO: wieso kommt syntax fehler zweimal? einmal stderr einmal stdout? |
17 | // TODO: Browser titlebar (link preview) |
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2 | daniel-mar | 18 | |
5 | daniel-mar | 19 | // TODO: strg+f / h |
20 | // TODO: font bigger |
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21 | // TODO: code in bildschirmmitte? |
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22 | // TODO: regelmäßig scrap zwischenspeichern, oder bei strg+s |
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23 | |||
2 | daniel-mar | 24 | // Future ideas |
25 | // - ToDo list |
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26 | // - Open/Save real files |
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4 | daniel-mar | 27 | // - multiple scraps? |
2 | daniel-mar | 28 | // - verschiedene php versionen? |
29 | // - webbrowser1 nur laden, wenn man den tab anwählt? |
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30 | // - doppelklick auf tab soll diesen schließen |
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4 | daniel-mar | 31 | // - Strg+S |
5 | daniel-mar | 32 | // - Onlinehelp (www) aufrufen |
2 | daniel-mar | 33 | |
34 | interface |
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35 | |||
36 | uses |
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37 | Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, |
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4 | daniel-mar | 38 | Dialogs, StdCtrls, OleCtrls, ComCtrls, ExtCtrls, ToolWin, IniFiles, |
39 | SynEditHighlighter, SynHighlighterPHP, SynEdit, SHDocVw_TLB; |
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2 | daniel-mar | 40 | |
41 | type |
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42 | TForm1 = class(TForm) |
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43 | PageControl1: TPageControl; |
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44 | PlaintextTabSheet: TTabSheet; |
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45 | HtmlTabSheet: TTabSheet; |
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46 | Memo2: TMemo; |
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47 | WebBrowser1: TWebBrowser; |
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48 | Splitter1: TSplitter; |
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49 | PageControl2: TPageControl; |
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50 | TabSheet3: TTabSheet; |
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51 | HelpTabsheet: TTabSheet; |
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52 | WebBrowser2: TWebBrowser; |
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53 | OpenDialog1: TOpenDialog; |
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54 | Panel1: TPanel; |
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55 | OpenDialog2: TOpenDialog; |
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56 | OpenDialog3: TOpenDialog; |
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4 | daniel-mar | 57 | SynEdit1: TSynEdit; |
58 | SynPHPSyn1: TSynPHPSyn; |
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5 | daniel-mar | 59 | Panel2: TPanel; |
60 | SynEditFocusTimer: TTimer; |
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61 | Button1: TButton; |
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62 | Button2: TButton; |
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63 | Button3: TButton; |
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2 | daniel-mar | 64 | procedure Run(Sender: TObject); |
65 | procedure FormShow(Sender: TObject); |
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66 | procedure FormCreate(Sender: TObject); |
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67 | procedure FormDestroy(Sender: TObject); |
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68 | procedure FormClose(Sender: TObject; var Action: TCloseAction); |
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69 | procedure PageControl2Changing(Sender: TObject; var AllowChange: Boolean); |
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5 | daniel-mar | 70 | procedure Memo2DblClick(Sender: TObject); |
71 | procedure WebBrowser1BeforeNavigate2(ASender: TObject; |
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72 | const pDisp: IDispatch; const URL, Flags, TargetFrameName, PostData, |
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73 | Headers: OleVariant; var Cancel: WordBool); |
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74 | procedure SynEditFocusTimerTimer(Sender: TObject); |
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75 | procedure Button1Click(Sender: TObject); |
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76 | procedure Button2Click(Sender: TObject); |
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77 | procedure Button3Click(Sender: TObject); |
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2 | daniel-mar | 78 | private |
79 | CurSearchTerm: string; |
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80 | HlpPrevPageIndex: integer; |
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81 | procedure Help; |
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82 | procedure ApplicationOnMessage(var Msg: tagMSG; var Handled: Boolean); |
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5 | daniel-mar | 83 | function MarkUpLineReference(cont: string): string; |
2 | daniel-mar | 84 | protected |
85 | FastPHPConfig: TMemIniFile; |
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86 | ChmIndex: TMemIniFile; |
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5 | daniel-mar | 87 | procedure GotoLineNo(LineNo:integer); |
2 | daniel-mar | 88 | function GetScrapFile: string; |
89 | end; |
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90 | |||
91 | var |
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92 | Form1: TForm1; |
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93 | |||
94 | implementation |
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95 | |||
96 | {$R *.dfm} |
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97 | |||
98 | uses |
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5 | daniel-mar | 99 | Functions, StrUtils; |
2 | daniel-mar | 100 | |
101 | procedure TForm1.ApplicationOnMessage(var Msg: tagMSG; var Handled: Boolean); |
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5 | daniel-mar | 102 | var |
103 | val: string; |
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104 | lineno: integer; |
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105 | begin |
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2 | daniel-mar | 106 | case Msg.message of |
107 | WM_KEYUP: |
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108 | begin |
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109 | case Msg.wParam of |
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5 | daniel-mar | 110 | {$REGION 'Esc'} |
2 | daniel-mar | 111 | VK_ESCAPE: |
112 | begin |
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5 | daniel-mar | 113 | Handled := true; |
2 | daniel-mar | 114 | // It is necessary to use Application.OnMessage, because Form1.KeyPreview does not work when TWebBrowser has the focus |
115 | if (HlpPrevPageIndex <> -1) and (PageControl2.ActivePage = HelpTabSheet) and |
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116 | (HelpTabsheet.TabVisible) then |
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117 | begin |
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118 | PageControl2.ActivePageIndex := HlpPrevPageIndex; |
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119 | HelpTabsheet.TabVisible := false; |
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120 | end; |
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121 | end; |
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5 | daniel-mar | 122 | {$ENDREGION} |
123 | |||
124 | {$REGION 'Ctrl+G : Go to line'} |
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125 | ord('G'): |
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126 | begin |
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127 | // TODO: VK_LMENU does not work! only works with AltGr but not Alt |
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128 | // http://stackoverflow.com/questions/16828250/delphi-xe2-how-to-prevent-the-alt-key-stealing-focus ? |
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129 | if (GetKeyState(VK_CONTROL) < 0) then |
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130 | begin |
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131 | Handled := true; |
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132 | InputQuery('Go to', 'Line number:', val); |
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133 | if not TryStrToInt(val, lineno) then exit; |
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134 | GotoLineNo(lineno); |
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135 | end; |
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136 | end; |
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137 | {$ENDREGION} |
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138 | |||
139 | VK_F1: |
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140 | begin |
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141 | if SynEdit1.Focused then |
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142 | begin |
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143 | Handled := true; |
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144 | Help; |
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145 | end; |
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146 | end; |
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147 | |||
148 | VK_F5: |
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149 | begin |
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150 | Run(Self); |
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151 | end; |
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152 | |||
153 | VK_F9: |
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154 | begin |
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155 | Run(Self); |
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156 | end; |
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2 | daniel-mar | 157 | end; |
158 | end; |
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159 | end; |
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160 | end; |
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161 | |||
162 | procedure TForm1.Run(Sender: TObject); |
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163 | var |
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164 | phpExe: string; |
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165 | begin |
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5 | daniel-mar | 166 | memo2.Lines.Text := ''; |
167 | BrowseContent(Webbrowser1, memo2.Lines.Text); |
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168 | Screen.Cursor := crHourGlass; |
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169 | Application.ProcessMessages; |
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170 | |||
171 | try |
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2 | daniel-mar | 172 | if not FileExists(phpExe) then |
173 | begin |
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5 | daniel-mar | 174 | phpExe := FastPHPConfig.ReadString('Paths', 'PHPInterpreter', ''); |
175 | if not FileExists(phpExe) then |
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176 | begin |
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177 | if not OpenDialog2.Execute then exit; |
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178 | if not FileExists(OpenDialog2.FileName) then exit; |
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179 | phpExe := OpenDialog2.FileName; |
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2 | daniel-mar | 180 | |
5 | daniel-mar | 181 | if not IsValidPHPExe(phpExe) then |
182 | begin |
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183 | ShowMessage('This is not a valid PHP executable.'); |
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184 | exit; |
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185 | end; |
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186 | |||
187 | FastPHPConfig.WriteString('Paths', 'PHPInterpreter', phpExe); |
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188 | FastPHPConfig.UpdateFile; |
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2 | daniel-mar | 189 | end; |
5 | daniel-mar | 190 | end; |
2 | daniel-mar | 191 | |
5 | daniel-mar | 192 | SynEdit1.Lines.SaveToFile(GetScrapFile); |
193 | |||
194 | memo2.Lines.Text := GetDosOutput('"'+phpExe+'" "'+GetScrapFile+'"', ExtractFileDir(Application.ExeName)); |
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195 | |||
196 | BrowseContent(Webbrowser1, MarkUpLineReference(memo2.Lines.Text)); |
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197 | |||
198 | if IsTextHTML(memo2.lines.text) then |
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199 | PageControl1.ActivePage := HtmlTabSheet |
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200 | else |
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201 | PageControl1.ActivePage := PlaintextTabSheet; |
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202 | finally |
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203 | Screen.Cursor := crDefault; |
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2 | daniel-mar | 204 | end; |
5 | daniel-mar | 205 | end; |
2 | daniel-mar | 206 | |
5 | daniel-mar | 207 | procedure TForm1.SynEditFocusTimerTimer(Sender: TObject); |
208 | begin |
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209 | SynEditFocusTimer.Enabled := false; |
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210 | Button1.SetFocus; // Workaround for weird bug... This (and the timer) is necessary to get the focus to SynEdit1 |
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211 | SynEdit1.SetFocus; |
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212 | end; |
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2 | daniel-mar | 213 | |
5 | daniel-mar | 214 | procedure TForm1.WebBrowser1BeforeNavigate2(ASender: TObject; |
215 | const pDisp: IDispatch; const URL, Flags, TargetFrameName, PostData, |
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216 | Headers: OleVariant; var Cancel: WordBool); |
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217 | const |
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218 | MAG_BEGIN = 'fastphp://gotoline/'; |
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219 | var |
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220 | s: string; |
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221 | lineno: integer; |
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222 | begin |
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223 | if Copy(URL, 1, length(MAG_BEGIN)) = MAG_BEGIN then |
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224 | begin |
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225 | try |
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226 | s := copy(URL, length(MAG_BEGIN)+1, 99); |
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227 | if not TryStrToInt(s, lineno) then exit; |
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228 | GotoLineNo(lineno); |
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229 | SynEditFocusTimer.Enabled := true; |
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230 | finally |
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231 | Cancel := true; |
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232 | end; |
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233 | end; |
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234 | end; |
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2 | daniel-mar | 235 | |
5 | daniel-mar | 236 | procedure TForm1.Button1Click(Sender: TObject); |
237 | begin |
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238 | Run(Sender); |
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239 | SynEdit1.SetFocus; |
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240 | end; |
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2 | daniel-mar | 241 | |
5 | daniel-mar | 242 | procedure TForm1.Button2Click(Sender: TObject); |
243 | begin |
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244 | Help; |
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245 | if PageControl2.ActivePage = HelpTabsheet then |
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246 | WebBrowser2.SetFocus |
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247 | else if PageControl2.ActivePage = TabSheet3{Scrap} then |
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248 | SynEdit1.SetFocus; |
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2 | daniel-mar | 249 | end; |
250 | |||
5 | daniel-mar | 251 | procedure TForm1.Button3Click(Sender: TObject); |
252 | var |
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253 | val: string; |
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254 | lineno: integer; |
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255 | begin |
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256 | InputQuery('Go to', 'Line number:', val); |
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257 | if not TryStrToInt(val, lineno) then exit; |
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258 | GotoLineNo(lineno); |
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259 | end; |
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260 | |||
2 | daniel-mar | 261 | procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction); |
262 | begin |
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4 | daniel-mar | 263 | SynEdit1.Lines.SaveToFile(GetScrapFile); |
2 | daniel-mar | 264 | end; |
265 | |||
266 | procedure TForm1.FormCreate(Sender: TObject); |
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267 | begin |
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268 | HlpPrevPageIndex := -1; |
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269 | CurSearchTerm := ''; |
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270 | Application.OnMessage := ApplicationOnMessage; |
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271 | |||
272 | FastPHPConfig := TMemIniFile.Create(ChangeFileExt(Application.ExeName, '.ini')); |
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273 | end; |
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274 | |||
275 | procedure TForm1.FormDestroy(Sender: TObject); |
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276 | begin |
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277 | if Assigned(ChmIndex) then |
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278 | begin |
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279 | FreeAndNil(ChmIndex); |
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280 | end; |
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281 | |||
282 | FastPHPConfig.UpdateFile; |
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283 | FreeAndNil(FastPHPConfig); |
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284 | end; |
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285 | |||
286 | procedure TForm1.FormShow(Sender: TObject); |
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287 | var |
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288 | ScrapFile: string; |
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289 | begin |
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290 | ScrapFile := GetScrapFile; |
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291 | if ScrapFile = '' then |
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292 | begin |
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293 | Close; |
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294 | exit; |
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295 | end; |
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4 | daniel-mar | 296 | SynEdit1.Lines.LoadFromFile(ScrapFile); |
2 | daniel-mar | 297 | |
298 | PageControl1.ActivePage := PlaintextTabSheet; |
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299 | |||
300 | PageControl2.ActivePageIndex := 0; // Scraps |
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301 | HelpTabsheet.TabVisible := false; |
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5 | daniel-mar | 302 | |
303 | SynEdit1.SetFocus; |
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2 | daniel-mar | 304 | end; |
305 | |||
306 | function TForm1.GetScrapFile: string; |
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307 | begin |
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308 | result := FastPHPConfig.ReadString('Paths', 'ScrapFile', ''); |
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309 | if not FileExists(result) then |
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310 | begin |
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311 | if not OpenDialog3.Execute then |
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312 | begin |
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313 | result := ''; |
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314 | exit; |
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315 | end; |
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316 | |||
317 | result := OpenDialog3.FileName; |
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318 | |||
319 | if not DirectoryExists(ExtractFilePath(result)) then |
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320 | begin |
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321 | ShowMessage('Path does not exist!'); |
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322 | result := ''; |
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323 | exit; |
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324 | end; |
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325 | |||
4 | daniel-mar | 326 | SynEdit1.Lines.Clear; |
327 | SynEdit1.Lines.SaveToFile(result); |
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2 | daniel-mar | 328 | |
329 | FastPHPConfig.WriteString('Paths', 'ScrapFile', result); |
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330 | end; |
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331 | end; |
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332 | |||
333 | procedure TForm1.Help; |
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334 | var |
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335 | IndexFile, chmFile, w, url: string; |
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336 | internalHtmlFile: string; |
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337 | begin |
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338 | if not Assigned(ChmIndex) then |
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339 | begin |
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340 | IndexFile := FastPHPConfig.ReadString('Paths', 'HelpIndex', ''); |
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341 | IndexFile := ChangeFileExt(IndexFile, '.ini'); // Just to be sure. Maybe someone wrote manually the ".chm" file in there |
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342 | if FileExists(IndexFile) then |
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343 | begin |
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344 | ChmIndex := TMemIniFile.Create(IndexFile); |
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345 | end; |
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346 | end; |
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347 | |||
348 | if Assigned(ChmIndex) then |
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349 | begin |
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350 | IndexFile := FastPHPConfig.ReadString('Paths', 'HelpIndex', ''); |
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351 | // We don't check if IndexFile still exists. It is not important since we have ChmIndex pre-loaded in memory |
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352 | |||
353 | chmFile := ChangeFileExt(IndexFile, '.chm'); |
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354 | if not FileExists(chmFile) then |
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355 | begin |
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356 | FreeAndNil(ChmIndex); |
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357 | end; |
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358 | end; |
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359 | |||
360 | if not Assigned(ChmIndex) then |
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361 | begin |
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362 | if not OpenDialog1.Execute then exit; |
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363 | |||
364 | chmFile := OpenDialog1.FileName; |
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365 | if not FileExists(chmFile) then exit; |
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366 | |||
367 | IndexFile := ChangeFileExt(chmFile, '.ini'); |
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368 | |||
369 | if not FileExists(IndexFile) then |
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370 | begin |
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371 | Panel1.Align := alClient; |
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372 | Panel1.Visible := true; |
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373 | Panel1.BringToFront; |
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374 | Screen.Cursor := crHourGlass; |
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375 | Application.ProcessMessages; |
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376 | try |
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377 | if not ParseCHM(chmFile) then |
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378 | begin |
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379 | ShowMessage('The CHM file is not a valid PHP documentation. Cannot use help.'); |
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380 | exit; |
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381 | end; |
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382 | finally |
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383 | Screen.Cursor := crDefault; |
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384 | Panel1.Visible := false; |
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385 | end; |
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386 | |||
387 | if not FileExists(IndexFile) then |
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388 | begin |
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389 | ShowMessage('Unknown error. Cannot use help.'); |
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390 | exit; |
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391 | end; |
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392 | end; |
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393 | |||
394 | FastPHPConfig.WriteString('Paths', 'HelpIndex', IndexFile); |
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395 | FastPHPConfig.UpdateFile; |
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396 | |||
397 | ChmIndex := TMemIniFile.Create(IndexFile); |
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398 | end; |
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399 | |||
4 | daniel-mar | 400 | w := GetWordUnderCaret(SynEdit1); |
2 | daniel-mar | 401 | if w = '' then exit; |
402 | if w[1] in ['0'..'9'] then exit; |
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403 | w := StringReplace(w, '_', '-', [rfReplaceAll]); |
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404 | w := LowerCase(w); |
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405 | CurSearchTerm := w; |
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406 | |||
407 | internalHtmlFile := ChmIndex.ReadString('_HelpWords_', CurSearchTerm, ''); |
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408 | if internalHtmlFile = '' then |
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409 | begin |
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410 | HelpTabsheet.TabVisible := false; |
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411 | HlpPrevPageIndex := -1; |
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412 | ShowMessage('No help for "'+CurSearchTerm+'" available'); |
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413 | Exit; |
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414 | end; |
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415 | |||
416 | url := 'mk:@MSITStore:'+ChmFile+'::'+internalHtmlFile; |
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417 | |||
418 | HlpPrevPageIndex := PageControl2.ActivePageIndex; // Return by pressing ESC |
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419 | HelpTabsheet.TabVisible := true; |
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420 | PageControl2.ActivePage := HelpTabsheet; |
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421 | BrowseURL(WebBrowser2, url); |
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422 | end; |
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423 | |||
5 | daniel-mar | 424 | procedure TForm1.GotoLineNo(LineNo:integer); |
425 | var |
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426 | line: string; |
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427 | i: integer; |
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2 | daniel-mar | 428 | begin |
5 | daniel-mar | 429 | SynEdit1.GotoLineAndCenter(LineNo); |
430 | |||
431 | // Skip indent |
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432 | line := SynEdit1.Lines[SynEdit1.CaretY]; |
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433 | for i := 1 to Length(line) do |
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434 | begin |
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435 | if not (line[i] in [' ', #9]) then |
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436 | begin |
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437 | SynEdit1.CaretX := i-1; |
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438 | break; |
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439 | end; |
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440 | end; |
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441 | |||
442 | PageControl2.ActivePage := TabSheet3{Scrap}; |
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443 | if SynEdit1.CanFocus then SynEdit1.SetFocus; |
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2 | daniel-mar | 444 | end; |
445 | |||
5 | daniel-mar | 446 | procedure TForm1.Memo2DblClick(Sender: TObject); |
447 | var |
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448 | line: string; |
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449 | p, lineno: integer; |
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450 | begin |
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451 | line := memo2.Lines.Strings[Memo2.CaretPos.Y]; |
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452 | p := Pos(' on line ', line); |
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453 | if p = 0 then exit; |
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454 | line := copy(line, p+length(' on line '), 99); |
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455 | if not TryStrToInt(line, lineno) then exit; |
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456 | GotoLineNo(lineno); |
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457 | end; |
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458 | |||
2 | daniel-mar | 459 | procedure TForm1.PageControl2Changing(Sender: TObject; |
460 | var AllowChange: Boolean); |
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461 | begin |
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462 | if PageControl2.ActivePage = HelpTabsheet then |
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463 | HlpPrevPageIndex := -1 |
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464 | else |
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465 | HlpPrevPageIndex := PageControl2.ActivePageIndex; |
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466 | |||
467 | AllowChange := true; |
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468 | end; |
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469 | |||
5 | daniel-mar | 470 | function TForm1.MarkUpLineReference(cont: string): string; |
471 | var |
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472 | p, a, b: integer; |
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473 | num: integer; |
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474 | insert_a, insert_b: string; |
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475 | begin |
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476 | // TODO: make it more specific to PHP error messages. "on line" is too broad. |
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477 | p := Pos(' on line ', cont); |
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478 | while p >= 1 do |
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479 | begin |
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480 | a := p+1; |
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481 | b := p+length(' on line '); |
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482 | num := 0; |
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483 | while cont[b] in ['0'..'9'] do |
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484 | begin |
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485 | num := num*10 + StrToInt(cont[b]); |
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486 | inc(b); |
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487 | end; |
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488 | |||
489 | insert_b := '</a>'; |
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490 | insert_a := '<a href="fastphp://gotoline/'+IntToStr(num)+'">'; |
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491 | |||
492 | insert(insert_b, cont, b); |
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493 | insert(insert_a, cont, a); |
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494 | |||
495 | p := b + Length(insert_a) + Length(insert_b); |
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496 | |||
497 | p := PosEx(' on line ', cont, p+1); |
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498 | end; |
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499 | |||
500 | result := cont; |
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501 | end; |
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502 | |||
2 | daniel-mar | 503 | end. |