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259 | daniel-mar | 1 | /* |
268 | daniel-mar | 2 | This file is part of a common library for Adobe(R) Photoshop(R) plugins |
259 | daniel-mar | 3 | Copyright (C) 2002-6 Toby Thain, toby@telegraphics.com.au |
4 | |||
5 | This program is free software; you can redistribute it and/or modify |
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268 | daniel-mar | 6 | it under the terms of the GNU General Public License as published by |
259 | daniel-mar | 7 | the Free Software Foundation; either version 2 of the License, or |
8 | (at your option) any later version. |
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9 | |||
10 | This program is distributed in the hope that it will be useful, |
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11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | GNU General Public License for more details. |
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14 | |||
268 | daniel-mar | 15 | You should have received a copy of the GNU General Public License |
259 | daniel-mar | 16 | along with this program; if not, write to the Free Software |
17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 | */ |
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19 | |||
20 | #include <windows.h> |
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21 | #include <stdlib.h> |
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22 | |||
23 | #include "ui_compat.h" |
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24 | |||
25 | #include "str.h" |
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26 | #include "dbg.h" |
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27 | |||
28 | /* see "DIBs and Their Use", |
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29 | http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dngdi/html/msdn_dibs2.asp */ |
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30 | |||
31 | Boolean newbitmap(BITMAPREF *ppb,int depth,UIRECT *bounds){ |
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32 | //char s[0x100]; |
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33 | if( (*ppb = (BITMAPREF)malloc(sizeof(**ppb))) ){ |
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34 | BITMAPINFOHEADER *pbmih = &(*ppb)->bmi.bmiHeader; |
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35 | |||
268 | daniel-mar | 36 | pbmih->biWidth = bounds->right - bounds->left; |
37 | pbmih->biHeight = bounds->top - bounds->bottom; // negative: top-down! |
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38 | pbmih->biSize = sizeof(BITMAPINFOHEADER); |
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39 | pbmih->biPlanes = 1; |
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40 | pbmih->biBitCount = depth; // blue,green,red; high byte not used |
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41 | pbmih->biCompression = BI_RGB; |
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42 | pbmih->biSizeImage = 0; //(*ppb)->rowbytes * -pbmih->biHeight; |
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43 | pbmih->biXPelsPerMeter = |
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44 | pbmih->biYPelsPerMeter = 0; |
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45 | pbmih->biClrUsed = |
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46 | pbmih->biClrImportant = 0; |
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259 | daniel-mar | 47 | |
268 | daniel-mar | 48 | (*ppb)->hbmp = CreateDIBSection(NULL/*hDC*/,&(*ppb)->bmi,DIB_RGB_COLORS,(void**)&(*ppb)->pbits,NULL,0); |
49 | |||
259 | daniel-mar | 50 | (*ppb)->rowbytes = ((depth * pbmih->biWidth + 31) >> 3) & -4; |
51 | |||
52 | if( (*ppb)->hbmp ){ |
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268 | daniel-mar | 53 | |
259 | daniel-mar | 54 | /*long i,j,*p; |
268 | daniel-mar | 55 | |
259 | daniel-mar | 56 | char s[0x200]; |
268 | daniel-mar | 57 | sprintf(s,"newbitmap: biWidth = %d,rowbytes = %d,biHeight = %d,biSize = %d,biBitCount = %d,result = %#x", |
58 | pbmih->biWidth,(*ppb)->rowbytes,pbmih->biHeight, |
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59 | pbmih->biSize,pbmih->biBitCount,(*ppb)->hbmp ); |
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60 | dbg(s); |
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61 | |||
62 | // checkerboard test pattern |
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63 | for(j = -pbmih->biHeight,p=(long*)(*ppb)->pbits;j--;p+=(*ppb)->rowbytes/4) |
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64 | for(i=pbmih->biWidth;i--;) |
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65 | p[i] = -( (i^j)&1 ) ;*/ |
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66 | |||
259 | daniel-mar | 67 | return true; |
68 | }else |
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69 | dbg("CreateDIBSection FAILED"); |
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70 | } |
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71 | return false; |
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72 | } |
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73 | |||
74 | void disposebitmap(BITMAPREF pb){ |
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75 | if(pb){ |
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76 | DeleteObject(pb->hbmp); |
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77 | free(pb); |
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78 | } |
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79 | } |
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80 | |||
296 | daniel-mar | 81 | typedef struct _tagMONITORINFO |
82 | { |
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83 | DWORD cbSize; |
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84 | RECT rcMonitor; |
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85 | RECT rcWork; |
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86 | DWORD dwFlags; |
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87 | } _MONITORINFO, *_LPMONITORINFO; |
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88 | |||
89 | typedef struct _HMONITOR__* _HMONITOR; |
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90 | |||
91 | typedef BOOL(__stdcall* f_GetMonitorInfoA)(_HMONITOR hMonitor, _LPMONITORINFO lpmi); |
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92 | BOOL _GetMonitorInfoA(_HMONITOR hMonitor, _LPMONITORINFO lpmi) { |
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93 | // Calling dynamically, because Windows 95 does not support GetMonitorInfoA |
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94 | HMODULE hLib; |
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95 | f_GetMonitorInfoA fGetMonitorInfoA; |
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96 | BOOL res; |
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97 | |||
98 | hLib = LoadLibraryA("USER32.DLL"); |
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99 | if (!hLib) return 0; |
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100 | fGetMonitorInfoA = (f_GetMonitorInfoA)(void*)GetProcAddress(hLib, "GetMonitorInfoA"); |
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101 | if (fGetMonitorInfoA != 0) { |
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102 | res = fGetMonitorInfoA(hMonitor, lpmi); |
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103 | FreeLibrary(hLib); |
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104 | return res; |
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105 | } |
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106 | else { |
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107 | return false; |
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108 | } |
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259 | daniel-mar | 109 | } |
296 | daniel-mar | 110 | |
111 | typedef _HMONITOR(__stdcall* f_MonitorFromRect)(LPCRECT lprc, DWORD dwFlags); |
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112 | _HMONITOR _MonitorFromRect(LPCRECT lprc, DWORD dwFlags) { |
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113 | // Calling dynamically, because Windows 95 does not support MonitorFromRect |
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114 | HMODULE hLib; |
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115 | f_MonitorFromRect fMonitorFromRect; |
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116 | _HMONITOR res; |
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117 | |||
118 | hLib = LoadLibraryA("USER32.DLL"); |
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119 | if (!hLib) return 0; |
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120 | fMonitorFromRect = (f_MonitorFromRect)(void*)GetProcAddress(hLib, "MonitorFromRect"); |
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121 | if (fMonitorFromRect != 0) { |
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122 | res = fMonitorFromRect(lprc, dwFlags); |
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123 | FreeLibrary(hLib); |
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124 | return res; |
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125 | } |
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126 | else { |
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127 | return NULL; |
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128 | } |
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129 | } |
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130 | |||
131 | #define _MONITOR_DEFAULTTONULL 0x00000000 |
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132 | #define _MONITOR_DEFAULTTOPRIMARY 0x00000001 |
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133 | #define _MONITOR_DEFAULTTONEAREST 0x00000002 |
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134 | |||
135 | void _doMonitorAdjustments(LPRECT rcPlugin) { |
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298 | daniel-mar | 136 | RECT rcMonitorWork; |
296 | daniel-mar | 137 | _HMONITOR hMonitor; |
300 | daniel-mar | 138 | _MONITORINFO grMonitorInfo = { sizeof(grMonitorInfo) }; |
139 | int nXAdjust = 0, nYAdjust = 0, nPluginWidth, nPluginHeight, nMonitorWorkWidth, nMonitorWorkHeight; |
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140 | |||
296 | daniel-mar | 141 | hMonitor = _MonitorFromRect(rcPlugin, _MONITOR_DEFAULTTONEAREST); |
142 | if (hMonitor == NULL) return; |
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143 | |||
298 | daniel-mar | 144 | if (!_GetMonitorInfoA(hMonitor, &grMonitorInfo)) return; |
145 | rcMonitorWork = grMonitorInfo.rcWork; |
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296 | daniel-mar | 146 | |
298 | daniel-mar | 147 | // Don't let the window exit the left/right borders of the monitor |
300 | daniel-mar | 148 | nPluginWidth = rcPlugin->right - rcPlugin->left; |
149 | nMonitorWorkWidth = rcMonitorWork.right - rcMonitorWork.left; |
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150 | if (nPluginWidth > nMonitorWorkWidth) { |
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151 | // Window larger than screen width. Decrease the width! |
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152 | rcPlugin->left = rcMonitorWork.left; |
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298 | daniel-mar | 153 | rcPlugin->right = rcMonitorWork.right; |
296 | daniel-mar | 154 | } |
298 | daniel-mar | 155 | else if (rcPlugin->left < rcMonitorWork.left) { |
300 | daniel-mar | 156 | nXAdjust = rcMonitorWork.left - rcPlugin->left; |
296 | daniel-mar | 157 | } |
298 | daniel-mar | 158 | else if (rcPlugin->right > rcMonitorWork.right) { |
300 | daniel-mar | 159 | nXAdjust = rcMonitorWork.right - rcPlugin->right; |
296 | daniel-mar | 160 | } |
298 | daniel-mar | 161 | |
162 | // Don't let the window exit the top/bottom borders of the monitor |
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300 | daniel-mar | 163 | nPluginHeight = rcPlugin->bottom - rcPlugin->top; |
164 | nMonitorWorkHeight = rcMonitorWork.bottom - rcMonitorWork.top; |
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165 | if (nPluginHeight > nMonitorWorkHeight) { |
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166 | // Window larger than screen height. Decrease the height! |
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298 | daniel-mar | 167 | rcPlugin->top = rcMonitorWork.top; |
168 | rcPlugin->bottom = rcMonitorWork.bottom; |
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296 | daniel-mar | 169 | } |
298 | daniel-mar | 170 | else if (rcPlugin->top < rcMonitorWork.top) { |
300 | daniel-mar | 171 | nYAdjust = rcMonitorWork.top - rcPlugin->top; |
298 | daniel-mar | 172 | } |
173 | else if (rcPlugin->bottom > rcMonitorWork.bottom) { |
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300 | daniel-mar | 174 | nYAdjust = rcMonitorWork.bottom - rcPlugin->bottom; |
298 | daniel-mar | 175 | } |
300 | daniel-mar | 176 | |
177 | OffsetRect(rcPlugin, nXAdjust, nYAdjust); |
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296 | daniel-mar | 178 | } |
179 | |||
180 | /* |
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181 | * Centers a window to the center of its parent form but avoids |
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182 | * being spread across two screens. |
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183 | */ |
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184 | void centre_window(HWND hwnd) { |
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185 | RECT rcParent, rcWindowOriginal, rcPlugin; |
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186 | HWND hParent; |
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187 | |||
188 | hParent = GetParent(hwnd); |
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189 | if (hParent == NULL) hParent = GetDesktopWindow(); |
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190 | |||
191 | if (!GetWindowRect(hParent, &rcParent)) return; |
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192 | if (!GetWindowRect(hwnd, &rcWindowOriginal)) return; |
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193 | |||
298 | daniel-mar | 194 | rcPlugin.left = |
195 | rcParent.left |
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196 | + (rcParent.right - rcParent.left) / 2 |
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197 | - (rcWindowOriginal.right - rcWindowOriginal.left) / 2; |
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198 | rcPlugin.top = |
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199 | rcParent.top |
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200 | + (rcParent.bottom - rcParent.top) / 2 |
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201 | - (rcWindowOriginal.bottom - rcWindowOriginal.top) / 2; |
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202 | rcPlugin.right = |
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203 | rcPlugin.left + rcWindowOriginal.right - rcWindowOriginal.left; |
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204 | rcPlugin.bottom = |
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205 | rcPlugin.top + rcWindowOriginal.bottom - rcWindowOriginal.top; |
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296 | daniel-mar | 206 | |
299 | daniel-mar | 207 | // Avoid that the window is spread across two screens |
296 | daniel-mar | 208 | _doMonitorAdjustments(&rcPlugin); |
209 | |||
210 | MoveWindow(hwnd, |
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211 | rcPlugin.left, |
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212 | rcPlugin.top, |
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298 | daniel-mar | 213 | /*width=*/rcPlugin.right - rcPlugin.left, |
214 | /*height=*/rcPlugin.bottom - rcPlugin.top, |
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296 | daniel-mar | 215 | TRUE); |
216 | } |
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217 |