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Try several times to open the Win32 clipboard when we copy images into it

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This commit is contained in:
David Capello 2015-04-04 14:55:06 -03:00
parent 1fe8e97465
commit 5cef48c846
1 changed files with 14 additions and 3 deletions
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17
src/app/util/clipboard_win32.h
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@ -33,6 +33,17 @@ static uint32_t get_shift_from_mask(uint32_t mask)
return shift;
}
bool win32_open_clipboard(HWND hwnd)
{
for (int i=0; i<5; ++i) {
if (OpenClipboard(hwnd))
return true;
Sleep(100);
}
return false;
}
/**
* Returns true if the Windows clipboard contains a bitmap (CF_DIB
* format).
@ -49,7 +60,7 @@ static bool win32_clipboard_contains_bitmap()
static void set_win32_clipboard_bitmap(Image* image, Palette* palette)
{
HWND hwnd = static_cast<HWND>(she::instance()->defaultDisplay()->nativeHandle());
if (!OpenClipboard(hwnd))
if (!win32_open_clipboard(hwnd))
return;
if (!EmptyClipboard()) {
@ -179,7 +190,7 @@ static void get_win32_clipboard_bitmap(Image*& image, Palette*& palette)
return;
HWND hwnd = static_cast<HWND>(she::instance()->defaultDisplay()->nativeHandle());
if (!OpenClipboard(hwnd))
if (!win32_open_clipboard(hwnd))
return;
BITMAPINFO* bi = (BITMAPINFO*)GetClipboardData(CF_DIB);
@ -337,7 +348,7 @@ static bool get_win32_clipboard_bitmap_size(gfx::Size& size)
HWND hwnd = static_cast<HWND>(she::instance()->defaultDisplay()->nativeHandle());
if (win32_clipboard_contains_bitmap() && OpenClipboard(hwnd)) {
if (win32_clipboard_contains_bitmap() && win32_open_clipboard(hwnd)) {
BITMAPINFO* bi = (BITMAPINFO*)GetClipboardData(CF_DIB);
if (bi) {
size.w = bi->bmiHeader.biWidth;