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Diffstat (limited to 'hw/xwin/winmultiwindowicons.c')
-rw-r--r--hw/xwin/winmultiwindowicons.c567
1 files changed, 23 insertions, 544 deletions
diff --git a/hw/xwin/winmultiwindowicons.c b/hw/xwin/winmultiwindowicons.c
index c43c29887..5124b88ff 100644
--- a/hw/xwin/winmultiwindowicons.c
+++ b/hw/xwin/winmultiwindowicons.c
@@ -32,24 +32,14 @@
#include <xwin-config.h>
#endif
-#ifndef WINVER
-#define WINVER 0x0500
-#endif
-
-#include <limits.h>
-#include <stdbool.h>
-
#include <X11/Xwindows.h>
#include <X11/Xlib.h>
-#include <xcb/xcb.h>
-#include <xcb/xcb_icccm.h>
-#include <xcb/xcb_image.h>
#include "winresource.h"
#include "winprefs.h"
-#include "winmsg.h"
#include "winmultiwindowicons.h"
#include "winglobals.h"
+#include "wmutil/icon_convert.h"
/*
* global variables
@@ -57,527 +47,6 @@
extern HINSTANCE g_hInstance;
/*
- * Scale an X icon ZPixmap into a Windoze icon bitmap
- */
-
-static void
-winScaleXImageToWindowsIcon(int iconSize,
- int effBPP,
- int stride, xcb_image_t* pixmap, unsigned char *image)
-{
- int row, column, effXBPP, effXDepth;
- unsigned char *outPtr;
- unsigned char *iconData = 0;
- int xStride;
- float factX, factY;
- int posX, posY;
- unsigned char *ptr;
- unsigned int zero;
- unsigned int color;
-
- effXBPP = pixmap->bpp;
- if (pixmap->bpp == 15)
- effXBPP = 16;
-
- effXDepth = pixmap->depth;
- if (pixmap->depth == 15)
- effXDepth = 16;
-
- xStride = pixmap->stride;
- if (stride == 0 || xStride == 0) {
- ErrorF("winScaleXBitmapToWindows - stride or xStride is zero. "
- "Bailing.\n");
- return;
- }
-
- /* Get icon data */
- iconData = (unsigned char *) pixmap->data;
-
- /* Keep aspect ratio */
- factX = ((float) pixmap->width) / ((float) iconSize);
- factY = ((float) pixmap->height) / ((float) iconSize);
- if (factX > factY)
- factY = factX;
- else
- factX = factY;
-
- /* Out-of-bounds, fill icon with zero */
- zero = 0;
-
- for (row = 0; row < iconSize; row++) {
- outPtr = image + stride * row;
- for (column = 0; column < iconSize; column++) {
- posX = factX * column;
- posY = factY * row;
-
- ptr = (unsigned char *) iconData + posY * xStride;
- if (effXBPP == 1) {
- ptr += posX / 8;
-
- /* Out of X icon bounds, leave space blank */
- if (posX >= pixmap->width || posY >= pixmap->height)
- ptr = (unsigned char *) &zero;
-
- if ((*ptr) & (1 << (posX & 7)))
- switch (effBPP) {
- case 32:
- *(outPtr++) = 0;
- case 24:
- *(outPtr++) = 0;
- case 16:
- *(outPtr++) = 0;
- case 8:
- *(outPtr++) = 0;
- break;
- case 1:
- outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
- break;
- }
- else
- switch (effBPP) {
- case 32:
- *(outPtr++) = 255;
- *(outPtr++) = 255;
- *(outPtr++) = 255;
- *(outPtr++) = 0;
- break;
- case 24:
- *(outPtr++) = 255;
- case 16:
- *(outPtr++) = 255;
- case 8:
- *(outPtr++) = 255;
- break;
- case 1:
- outPtr[column / 8] |= (1 << (7 - (column & 7)));
- break;
- }
- }
- else if (effXDepth == 24 || effXDepth == 32) {
- ptr += posX * (effXBPP / 8);
-
- /* Out of X icon bounds, leave space blank */
- if (posX >= pixmap->width || posY >= pixmap->height)
- ptr = (unsigned char *) &zero;
- color = (((*ptr) << 16)
- + ((*(ptr + 1)) << 8)
- + ((*(ptr + 2)) << 0));
- switch (effBPP) {
- case 32:
- *(outPtr++) = *(ptr++); /* b */
- *(outPtr++) = *(ptr++); /* g */
- *(outPtr++) = *(ptr++); /* r */
- *(outPtr++) = (effXDepth == 32) ? *(ptr++) : 0x0; /* alpha */
- break;
- case 24:
- *(outPtr++) = *(ptr++);
- *(outPtr++) = *(ptr++);
- *(outPtr++) = *(ptr++);
- break;
- case 16:
- color = ((((*ptr) >> 2) << 10)
- + (((*(ptr + 1)) >> 2) << 5)
- + (((*(ptr + 2)) >> 2)));
- *(outPtr++) = (color >> 8);
- *(outPtr++) = (color & 255);
- break;
- case 8:
- color = (((*ptr))) + (((*(ptr + 1)))) + (((*(ptr + 2))));
- color /= 3;
- *(outPtr++) = color;
- break;
- case 1:
- if (color)
- outPtr[column / 8] |= (1 << (7 - (column & 7)));
- else
- outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
- }
- }
- else if (effXDepth == 16) {
- ptr += posX * (effXBPP / 8);
-
- /* Out of X icon bounds, leave space blank */
- if (posX >= pixmap->width || posY >= pixmap->height)
- ptr = (unsigned char *) &zero;
- color = ((*ptr) << 8) + (*(ptr + 1));
- switch (effBPP) {
- case 32:
- *(outPtr++) = (color & 31) << 2;
- *(outPtr++) = ((color >> 5) & 31) << 2;
- *(outPtr++) = ((color >> 10) & 31) << 2;
- *(outPtr++) = 0; /* resvd */
- break;
- case 24:
- *(outPtr++) = (color & 31) << 2;
- *(outPtr++) = ((color >> 5) & 31) << 2;
- *(outPtr++) = ((color >> 10) & 31) << 2;
- break;
- case 16:
- *(outPtr++) = *(ptr++);
- *(outPtr++) = *(ptr++);
- break;
- case 8:
- *(outPtr++) = (((color & 31)
- + ((color >> 5) & 31)
- + ((color >> 10) & 31)) / 3) << 2;
- break;
- case 1:
- if (color)
- outPtr[column / 8] |= (1 << (7 - (column & 7)));
- else
- outPtr[column / 8] &= ~(1 << (7 - (column & 7)));
- break;
- } /* end switch(effbpp) */
- } /* end if effxbpp==16) */
- } /* end for column */
- } /* end for row */
-}
-
-static HICON
-NetWMToWinIconAlpha(uint32_t * icon)
-{
- int width = icon[0];
- int height = icon[1];
- uint32_t *pixels = &icon[2];
- HICON result;
- HDC hdc = GetDC(NULL);
- uint32_t *DIB_pixels;
- ICONINFO ii;
- BITMAPV4HEADER bmh = { sizeof(bmh) };
-
- /* Define an ARGB pixel format used for Color+Alpha icons */
- bmh.bV4Width = width;
- bmh.bV4Height = -height; /* Invert the image */
- bmh.bV4Planes = 1;
- bmh.bV4BitCount = 32;
- bmh.bV4V4Compression = BI_BITFIELDS;
- bmh.bV4AlphaMask = 0xFF000000;
- bmh.bV4RedMask = 0x00FF0000;
- bmh.bV4GreenMask = 0x0000FF00;
- bmh.bV4BlueMask = 0x000000FF;
-
- ii.fIcon = TRUE;
- ii.xHotspot = 0; /* ignored */
- ii.yHotspot = 0; /* ignored */
- ii.hbmColor = CreateDIBSection(hdc, (BITMAPINFO *) &bmh,
- DIB_RGB_COLORS, (void **) &DIB_pixels, NULL,
- 0);
- ReleaseDC(NULL, hdc);
-
- if (!ii.hbmColor)
- return NULL;
-
- ii.hbmMask = CreateBitmap(width, height, 1, 1, NULL);
- memcpy(DIB_pixels, pixels, height * width * 4);
-
- /* CreateIconIndirect() traditionally required DDBitmaps */
- /* Systems from WinXP accept 32-bit ARGB DIBitmaps with full 8-bit alpha support */
- /* The icon is created with a DIB + empty DDB mask (an MS example does the same) */
- result = CreateIconIndirect(&ii);
-
- DeleteObject(ii.hbmColor);
- DeleteObject(ii.hbmMask);
-
- winDebug("NetWMToWinIconAlpha - %d x %d = %p\n", icon[0], icon[1], result);
- return result;
-}
-
-static HICON
-NetWMToWinIconThreshold(uint32_t * icon)
-{
- int width = icon[0];
- int height = icon[1];
- uint32_t *pixels = &icon[2];
- int row, col;
- HICON result;
- ICONINFO ii;
-
- HDC hdc = GetDC(NULL);
- HDC xorDC = CreateCompatibleDC(hdc);
- HDC andDC = CreateCompatibleDC(hdc);
-
- ii.fIcon = TRUE;
- ii.xHotspot = 0; /* ignored */
- ii.yHotspot = 0; /* ignored */
- ii.hbmColor = CreateCompatibleBitmap(hdc, width, height);
- ii.hbmMask = CreateCompatibleBitmap(hdc, width, height);
- ReleaseDC(NULL, hdc);
- SelectObject(xorDC, ii.hbmColor);
- SelectObject(andDC, ii.hbmMask);
-
- for (row = 0; row < height; row++) {
- for (col = 0; col < width; col++) {
- if ((*pixels & 0xFF000000) > 31 << 24) { /* 31 alpha threshold, i.e. opaque above, transparent below */
- SetPixelV(xorDC, col, row,
- RGB(((char *) pixels)[2], ((char *) pixels)[1],
- ((char *) pixels)[0]));
- SetPixelV(andDC, col, row, RGB(0, 0, 0)); /* black mask */
- }
- else {
- SetPixelV(xorDC, col, row, RGB(0, 0, 0));
- SetPixelV(andDC, col, row, RGB(255, 255, 255)); /* white mask */
- }
- pixels++;
- }
- }
- DeleteDC(xorDC);
- DeleteDC(andDC);
-
- result = CreateIconIndirect(&ii);
-
- DeleteObject(ii.hbmColor);
- DeleteObject(ii.hbmMask);
-
- winDebug("NetWMToWinIconThreshold - %d x %d = %p\n", icon[0], icon[1],
- result);
- return result;
-}
-
-static HICON
-NetWMToWinIcon(int bpp, uint32_t * icon)
-{
- static bool hasIconAlphaChannel = FALSE;
- static bool versionChecked = FALSE;
-
- if (!versionChecked) {
- OSVERSIONINFOEX osvi = { 0 };
- ULONGLONG dwlConditionMask = 0;
-
- osvi.dwOSVersionInfoSize = sizeof(osvi);
- osvi.dwMajorVersion = 5;
- osvi.dwMinorVersion = 1;
-
- /* Windows versions later than XP have icon alpha channel suport, 2000 does not */
- VER_SET_CONDITION(dwlConditionMask, VER_MAJORVERSION,
- VER_GREATER_EQUAL);
- VER_SET_CONDITION(dwlConditionMask, VER_MINORVERSION,
- VER_GREATER_EQUAL);
- hasIconAlphaChannel =
- VerifyVersionInfo(&osvi, VER_MAJORVERSION | VER_MINORVERSION,
- dwlConditionMask);
- versionChecked = TRUE;
-
- ErrorF("OS has icon alpha channel support: %s\n",
- hasIconAlphaChannel ? "yes" : "no");
- }
-
- if (hasIconAlphaChannel && (bpp == 32))
- return NetWMToWinIconAlpha(icon);
- else
- return NetWMToWinIconThreshold(icon);
-}
-
-/*
- * Attempt to create a custom icon from the WM_HINTS bitmaps
- */
-
-static
-HICON
-winXIconToHICON(xcb_connection_t *conn, xcb_window_t id, int iconSize)
-{
- unsigned char *mask, *image = NULL, *imageMask;
- unsigned char *dst, *src;
- int planes, bpp, i;
- unsigned int biggest_size = 0;
- HDC hDC;
- ICONINFO ii;
- xcb_icccm_wm_hints_t hints;
- HICON hIcon = NULL;
- uint32_t *biggest_icon = NULL;
- static xcb_atom_t _XA_NET_WM_ICON;
- static int generation;
- uint32_t *icon, *icon_data = NULL;
- unsigned long int size;
-
- hDC = GetDC(GetDesktopWindow());
- planes = GetDeviceCaps(hDC, PLANES);
- bpp = GetDeviceCaps(hDC, BITSPIXEL);
- ReleaseDC(GetDesktopWindow(), hDC);
-
- /* Always prefer _NET_WM_ICON icons */
- if (generation != serverGeneration) {
- xcb_intern_atom_reply_t *atom_reply;
- xcb_intern_atom_cookie_t atom_cookie;
- const char *atomName = "_NET_WM_ICON";
-
- generation = serverGeneration;
-
- _XA_NET_WM_ICON = XCB_NONE;
-
- atom_cookie = xcb_intern_atom(conn, 0, strlen(atomName), atomName);
- atom_reply = xcb_intern_atom_reply(conn, atom_cookie, NULL);
- if (atom_reply) {
- _XA_NET_WM_ICON = atom_reply->atom;
- free(atom_reply);
- }
- }
-
- {
- xcb_get_property_cookie_t cookie = xcb_get_property(conn, FALSE, id, _XA_NET_WM_ICON, XCB_ATOM_CARDINAL, 0L, INT_MAX);
- xcb_get_property_reply_t *reply = xcb_get_property_reply(conn, cookie, NULL);
-
- if (reply &&
- ((icon_data = xcb_get_property_value(reply)) != NULL)) {
- size = xcb_get_property_value_length(reply)/sizeof(uint32_t);
- for (icon = icon_data; icon < &icon_data[size] && *icon;
- icon = &icon[icon[0] * icon[1] + 2]) {
- winDebug("winXIconToHICON: %u x %u NetIcon\n", icon[0], icon[1]);
-
- /* Icon data size will overflow an int and thus is bigger than the
- property can possibly be */
- if ((INT_MAX/icon[0]) < icon[1]) {
- winDebug("winXIconToHICON: _NET_WM_ICON icon data size overflow\n");
- break;
- }
-
- /* Icon data size is bigger than amount of data remaining */
- if (&icon[icon[0] * icon[1] + 2] > &icon_data[size]) {
- winDebug("winXIconToHICON: _NET_WM_ICON data is malformed\n");
- break;
- }
-
- /* Found an exact match to the size we require... */
- if (icon[0] == iconSize && icon[1] == iconSize) {
- winDebug("winXIconToHICON: selected %d x %d NetIcon\n",
- iconSize, iconSize);
- hIcon = NetWMToWinIcon(bpp, icon);
- break;
- }
- /* Otherwise, find the biggest icon and let Windows scale the size */
- else if (biggest_size < icon[0]) {
- biggest_icon = icon;
- biggest_size = icon[0];
- }
- }
-
- if (!hIcon && biggest_icon) {
- winDebug
- ("winXIconToHICON: selected %u x %u NetIcon for scaling to %d x %d\n",
- biggest_icon[0], biggest_icon[1], iconSize, iconSize);
-
- hIcon = NetWMToWinIcon(bpp, biggest_icon);
- }
-
- free(reply);
- }
- }
-
- if (!hIcon) {
- xcb_get_property_cookie_t wm_hints_cookie;
-
- winDebug("winXIconToHICON: no suitable NetIcon\n");
-
- wm_hints_cookie = xcb_icccm_get_wm_hints(conn, id);
- if (xcb_icccm_get_wm_hints_reply(conn, wm_hints_cookie, &hints, NULL)) {
- winDebug("winXIconToHICON: id 0x%x icon_pixmap hint 0x%x\n",
- (unsigned int)id,
- (unsigned int)hints.icon_pixmap);
-
- if (hints.icon_pixmap) {
- unsigned int width, height;
- xcb_image_t *xImageIcon;
- xcb_image_t *xImageMask = NULL;
-
- xcb_get_geometry_cookie_t geom_cookie = xcb_get_geometry(conn, hints.icon_pixmap);
- xcb_get_geometry_reply_t *geom_reply = xcb_get_geometry_reply(conn, geom_cookie, NULL);
-
- if (geom_reply) {
- width = geom_reply->width;
- height = geom_reply->height;
-
- xImageIcon = xcb_image_get(conn, hints.icon_pixmap,
- 0, 0, width, height,
- 0xFFFFFF, XCB_IMAGE_FORMAT_Z_PIXMAP);
-
- winDebug("winXIconToHICON: id 0x%x icon Ximage 0x%p\n",
- (unsigned int)id, xImageIcon);
-
- if (hints.icon_mask)
- xImageMask = xcb_image_get(conn, hints.icon_mask,
- 0, 0, width, height,
- 0xFFFFFFFF, XCB_IMAGE_FORMAT_Z_PIXMAP);
-
- if (xImageIcon) {
- int effBPP, stride, maskStride;
-
- /* 15 BPP is really 16BPP as far as we care */
- if (bpp == 15)
- effBPP = 16;
- else
- effBPP = bpp;
-
- /* Need 16-bit aligned rows for DDBitmaps */
- stride = ((iconSize * effBPP + 15) & (~15)) / 8;
-
- /* Mask is 1-bit deep */
- maskStride = ((iconSize * 1 + 15) & (~15)) / 8;
-
- image = malloc(stride * iconSize);
- imageMask = malloc(stride * iconSize);
- mask = malloc(maskStride * iconSize);
-
- /* Default to a completely black mask */
- memset(imageMask, 0, stride * iconSize);
- memset(mask, 0, maskStride * iconSize);
-
- winScaleXImageToWindowsIcon(iconSize, effBPP, stride,
- xImageIcon, image);
-
- if (xImageMask) {
- winScaleXImageToWindowsIcon(iconSize, 1, maskStride,
- xImageMask, mask);
- winScaleXImageToWindowsIcon(iconSize, effBPP, stride,
- xImageMask, imageMask);
- }
-
- /* Now we need to set all bits of the icon which are not masked */
- /* on to 0 because Color is really an XOR, not an OR function */
- dst = image;
- src = imageMask;
-
- for (i = 0; i < (stride * iconSize); i++)
- if ((*(src++)))
- *(dst++) = 0;
- else
- dst++;
-
- ii.fIcon = TRUE;
- ii.xHotspot = 0; /* ignored */
- ii.yHotspot = 0; /* ignored */
-
- /* Create Win32 mask from pixmap shape */
- ii.hbmMask =
- CreateBitmap(iconSize, iconSize, planes, 1, mask);
-
- /* Create Win32 bitmap from pixmap */
- ii.hbmColor =
- CreateBitmap(iconSize, iconSize, planes, bpp, image);
-
- /* Merge Win32 mask and bitmap into icon */
- hIcon = CreateIconIndirect(&ii);
-
- /* Release Win32 mask and bitmap */
- DeleteObject(ii.hbmMask);
- DeleteObject(ii.hbmColor);
-
- /* Free X mask and bitmap */
- free(mask);
- free(image);
- free(imageMask);
-
- if (xImageMask)
- xcb_image_destroy(xImageMask);
-
- xcb_image_destroy(xImageIcon);
- }
- }
- }
- }
- }
- return hIcon;
-}
-
-/*
* Change the Windows window icon
*/
@@ -597,23 +66,33 @@ winUpdateIcon(HWND hWnd, xcb_connection_t *conn, Window id, HICON hIconNew)
/* If we still need an icon, try and get the icon from WM_HINTS */
hIcon = winXIconToHICON(conn, id, GetSystemMetrics(SM_CXICON));
hIconSmall = winXIconToHICON(conn, id, GetSystemMetrics(SM_CXSMICON));
+
+ /* If we got the small, but not the large one swap them */
+ if (!hIcon && hIconSmall) {
+ hIcon = hIconSmall;
+ hIconSmall = NULL;
+ }
}
- /* If we got the small, but not the large one swap them */
- if (!hIcon && hIconSmall) {
- hIcon = hIconSmall;
- hIconSmall = NULL;
+ /* If we still need an icon, use the default one */
+ if (!hIcon) {
+ hIcon = g_hIconX;
+ hIconSmall = g_hSmallIconX;
}
- /* Set the large icon */
- hIconOld = (HICON) SendMessage(hWnd, WM_SETICON, ICON_BIG, (LPARAM) hIcon);
- /* Delete the old icon if its not the default */
- winDestroyIcon(hIconOld);
+ if (hIcon) {
+ /* Set the large icon */
+ hIconOld = (HICON) SendMessage(hWnd, WM_SETICON, ICON_BIG, (LPARAM) hIcon);
+ /* Delete the old icon if its not the default */
+ winDestroyIcon(hIconOld);
+ }
- /* Same for the small icon */
- hIconOld =
- (HICON) SendMessage(hWnd, WM_SETICON, ICON_SMALL, (LPARAM) hIconSmall);
- winDestroyIcon(hIconOld);
+ if (hIconSmall) {
+ /* Same for the small icon */
+ hIconOld =
+ (HICON) SendMessage(hWnd, WM_SETICON, ICON_SMALL, (LPARAM) hIconSmall);
+ winDestroyIcon(hIconOld);
+ }
}
void
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 19:42:06 +0000