[win32] crappy message box with custom button text. Not DPI aware, doesn't show message box image (eg exclamation/information mark), and has very crude layout...
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parent
259d381e56
commit
f1d8dd1ca9
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@ -409,6 +409,13 @@ int main()
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ui_button("Button 1");
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ui_button("Button 2");
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ui_button("Button 3");
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if(ui_button("Test Dialog").clicked)
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{
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char* options[] = {"OK", "Cancel"};
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int res = mp_alert_popup("test dialog", "dialog message", 2, options);
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printf("selected options %i\n", res);
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}
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}
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ui_style_next(&(ui_style){.size.width = {UI_SIZE_PARENT, 0.5},
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257
src/win32_app.c
257
src/win32_app.c
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@ -155,7 +155,7 @@ void mp_init()
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__mpApp.win32.savedConsoleCodePage = GetConsoleOutputCP();
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SetConsoleOutputCP(CP_UTF8);
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SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE);
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SetProcessDpiAwarenessContext(DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2);
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}
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}
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@ -1101,7 +1101,256 @@ MP_API str8 mp_save_dialog(mem_arena* arena,
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const char** filters);
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//TODO: MessageBox() doesn't offer custom buttons?
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#include<commctrl.h>
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BOOL CALLBACK mp_dialog_proc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
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{
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switch(message)
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{
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case WM_INITDIALOG:
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{
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// Get the owner window and dialog box rectangles.
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HWND hWndOwner = GetParent(hWnd);
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if(hWndOwner == NULL)
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{
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hWndOwner = GetDesktopWindow();
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}
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//TODO Get all child items, get their ideal sizes, set size, and resize dialog accordingly
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vec2 buttonsTotalSize = {0, 20};
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vec2 messageSize = {400, 200};
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for(HWND hWndChild = GetWindow(hWnd, GW_CHILD);
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hWndChild != NULL;
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hWndChild = GetWindow(hWndChild, GW_HWNDNEXT))
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{
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int id = GetDlgCtrlID(hWndChild);
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if(id == 0xffff)
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{
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//message
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//TODO compute size with an "ideal" aspect ratio
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SetWindowPos(hWndChild,
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HWND_TOP,
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0,
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0,
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messageSize.x,
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messageSize.y,
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SWP_NOMOVE | SWP_NOZORDER);
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}
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else
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{
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//button
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SIZE size = {0};
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Button_GetIdealSize(hWndChild, &size);
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size.cx = maximum((int)size.cx, 100);
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size.cy = maximum((int)size.cy, 40);
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SetWindowPos(hWndChild,
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HWND_TOP,
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0,
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0,
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size.cx,
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size.cy,
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SWP_NOMOVE | SWP_NOZORDER);
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buttonsTotalSize.x += size.cx + 10;
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buttonsTotalSize.y = maximum(buttonsTotalSize.y, size.cy);
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}
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}
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buttonsTotalSize.x -= 10;
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vec2 dialogSize = {maximum(messageSize.x, buttonsTotalSize.x) + 20,
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10 + messageSize.y + 10 + buttonsTotalSize.y + 10};
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RECT dialogRect = {0, 0, dialogSize.x, dialogSize.y};
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AdjustWindowRect(&dialogRect, WS_POPUP | WS_BORDER | WS_SYSMENU | DS_MODALFRAME | WS_CAPTION, FALSE);
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SetWindowPos(hWnd,
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HWND_TOP,
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0, 0,
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dialogRect.right - dialogRect.left,
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dialogRect.bottom - dialogRect.top,
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SWP_NOMOVE | SWP_NOZORDER);
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vec2 buttonPos = {dialogSize.x - buttonsTotalSize.x - 10,
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dialogSize.y - buttonsTotalSize.y - 10};
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for(HWND hWndChild = GetWindow(hWnd, GW_CHILD);
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hWndChild != NULL;
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hWndChild = GetWindow(hWndChild, GW_HWNDNEXT))
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{
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int id = GetDlgCtrlID(hWndChild);
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if(id == 0xffff)
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{
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//message
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SetWindowPos(hWndChild,
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HWND_TOP,
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0.5*(dialogSize.x - messageSize.x),
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10,
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0, 0,
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SWP_NOSIZE | SWP_NOZORDER);
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}
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else
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{
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//button
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SIZE size;
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Button_GetIdealSize(hWndChild, &size);
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size.cx = maximum((int)size.cx, 100);
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SetWindowPos(hWndChild,
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HWND_TOP,
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buttonPos.x,
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buttonPos.y,
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0, 0,
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SWP_NOSIZE | SWP_NOZORDER);
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buttonPos.x += size.cx + 10;
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}
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}
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RECT rc, rcDlg, rcOwner;
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GetWindowRect(hWndOwner, &rcOwner);
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GetWindowRect(hWnd, &rcDlg);
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CopyRect(&rc, &rcOwner);
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// Offset the owner and dialog box rectangles so that right and bottom
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// values represent the width and height, and then offset the owner again
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// to discard space taken up by the dialog box.
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OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
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OffsetRect(&rc, -rc.left, -rc.top);
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OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
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// The new position is the sum of half the remaining space and the owner's
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// original position.
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SetWindowPos(hWnd,
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HWND_TOP,
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rcOwner.left + (rc.right / 2),
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rcOwner.top + (rc.bottom / 2),
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0, 0, // Ignores size arguments.
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SWP_NOSIZE);
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return TRUE;
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}
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case WM_COMMAND:
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EndDialog(hWnd, wParam);
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return TRUE;
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}
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return(FALSE);
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}
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MP_API int mp_alert_popup(const char* title,
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const char* message,
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u32 count,
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const char** options);
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const char* message,
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u32 count,
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const char** options)
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{
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//NOTE compute size needed
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int size = sizeof(DLGTEMPLATE); // template struct
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size += 2*sizeof(WORD); // menu and box class
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int titleWideSize = 1 + MultiByteToWideChar(CP_UTF8, 0, title, -1, NULL, 0);
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size += titleWideSize;
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size = AlignUpOnPow2(size, sizeof(DWORD));
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size += sizeof(DLGITEMTEMPLATE);
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size += 2*sizeof(WORD); // menu and box class
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size += 1 + MultiByteToWideChar(CP_UTF8, 0, message, -1, NULL, 0); // dialog message
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size++; // no creation data
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for(int i=0; i<count; i++)
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{
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size = AlignUpOnPow2(size, sizeof(DWORD));
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size += sizeof(DLGITEMTEMPLATE);
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size += 2*sizeof(WORD); // menu and box class
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size += 1 + MultiByteToWideChar(CP_UTF8, 0, options[i], -1, NULL, 0); // button text
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size++; // no creation data
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}
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size += sizeof(DWORD);
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mem_arena* scratch = mem_scratch();
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mem_arena_marker marker = mem_arena_mark(scratch);
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char* buffer = mem_arena_alloc(scratch, size);
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memset(buffer, 0, size);
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LPDLGTEMPLATE template = (LPDLGTEMPLATE)AlignUpOnPow2((uintptr_t)buffer, sizeof(DWORD));
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template->style = WS_POPUP | WS_BORDER | WS_SYSMENU | DS_MODALFRAME | WS_CAPTION;
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template->cdit = count + 1;
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template->x = 10;
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template->y = 10;
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template->cx = 100;
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template->cy = 100;
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LPWORD lpw = (LPWORD)(template + 1);
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*lpw = 0;
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lpw++;
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*lpw = 0;
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lpw++;
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MultiByteToWideChar(CP_UTF8, 0, title, -1, (LPWSTR)lpw, titleWideSize);
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lpw += titleWideSize;
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{
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lpw = (LPWORD)AlignUpOnPow2((uintptr_t)lpw, sizeof(DWORD));
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LPDLGITEMTEMPLATE item = (LPDLGITEMTEMPLATE)lpw;
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item->x = 10;
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item->y = 10;
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item->cx = 80;
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item->cy = 40;
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item->id = 0xffff;
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item->style = WS_CHILD | WS_VISIBLE;
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lpw = (LPWORD)(item+1);
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*lpw = 0xffff;
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lpw++;
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*lpw = 0x0082;
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lpw++;
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int wideSize = 1 + MultiByteToWideChar(CP_UTF8, 0, message, -1, NULL, 0);
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MultiByteToWideChar(CP_UTF8, 0, message, -1, (LPWSTR)lpw, wideSize);
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lpw += wideSize;
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*lpw = 0;
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lpw++;
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}
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for(int i=0; i<count; i++)
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{
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lpw = (LPWORD)AlignUpOnPow2((uintptr_t)lpw, sizeof(DWORD));
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LPDLGITEMTEMPLATE item = (LPDLGITEMTEMPLATE)lpw;
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item->x = 10;
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item->y = 70;
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item->cx = 80;
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item->cy = 20;
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item->id = i+1;
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item->style = WS_CHILD | WS_VISIBLE | BS_DEFPUSHBUTTON;
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lpw = (LPWORD)(item+1);
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*lpw = 0xffff;
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lpw++;
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*lpw = 0x0080;
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lpw++;
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int wideSize = 1 + MultiByteToWideChar(CP_UTF8, 0, options[i], -1, NULL, 0);
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MultiByteToWideChar(CP_UTF8, 0, options[i], -1, (LPWSTR)lpw, wideSize);
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lpw += wideSize;
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*lpw = 0;
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lpw++;
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}
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LRESULT ret = DialogBoxIndirect(NULL, template, NULL, (DLGPROC)mp_dialog_proc);
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mem_arena_clear_to(scratch, marker);
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return((int)ret-1);
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}
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