diff options
Diffstat (limited to 'src/libui_sdl/libui/windows/group.cpp')
| -rw-r--r-- | src/libui_sdl/libui/windows/group.cpp | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/src/libui_sdl/libui/windows/group.cpp b/src/libui_sdl/libui/windows/group.cpp deleted file mode 100644 index 9c36da1..0000000 --- a/src/libui_sdl/libui/windows/group.cpp +++ /dev/null @@ -1,224 +0,0 @@ -// 16 may 2015 -#include "uipriv_windows.hpp" - -struct uiGroup { - uiWindowsControl c; - HWND hwnd; - struct uiControl *child; - int margined; -}; - -// from https://msdn.microsoft.com/en-us/library/windows/desktop/dn742486.aspx#sizingandspacing -#define groupXMargin 6 -#define groupYMarginTop 11 /* note this value /includes/ the groupbox label */ -#define groupYMarginBottom 7 - -// unfortunately because the client area of a groupbox includes the frame and caption text, we have to apply some margins ourselves, even if we don't want "any" -// these were deduced by hand based on the standard DLU conversions; the X and Y top margins are the width and height, respectively, of one character cell -// they can be fine-tuned later -#define groupUnmarginedXMargin 4 -#define groupUnmarginedYMarginTop 8 -#define groupUnmarginedYMarginBottom 3 - -static void groupMargins(uiGroup *g, int *mx, int *mtop, int *mbottom) -{ - uiWindowsSizing sizing; - - *mx = groupUnmarginedXMargin; - *mtop = groupUnmarginedYMarginTop; - *mbottom = groupUnmarginedYMarginBottom; - if (g->margined) { - *mx = groupXMargin; - *mtop = groupYMarginTop; - *mbottom = groupYMarginBottom; - } - uiWindowsGetSizing(g->hwnd, &sizing); - uiWindowsSizingDlgUnitsToPixels(&sizing, mx, mtop); - uiWindowsSizingDlgUnitsToPixels(&sizing, NULL, mbottom); -} - -static void groupRelayout(uiGroup *g) -{ - RECT r; - int mx, mtop, mbottom; - - if (g->child == NULL) - return; - uiWindowsEnsureGetClientRect(g->hwnd, &r); - groupMargins(g, &mx, &mtop, &mbottom); - r.left += mx; - r.top += mtop; - r.right -= mx; - r.bottom -= mbottom; - uiWindowsEnsureMoveWindowDuringResize((HWND) uiControlHandle(g->child), r.left, r.top, r.right - r.left, r.bottom - r.top); -} - -static void uiGroupDestroy(uiControl *c) -{ - uiGroup *g = uiGroup(c); - - if (g->child != NULL) { - uiControlSetParent(g->child, NULL); - uiControlDestroy(g->child); - } - uiWindowsEnsureDestroyWindow(g->hwnd); - uiFreeControl(uiControl(g)); -} - -uiWindowsControlDefaultHandle(uiGroup) -uiWindowsControlDefaultParent(uiGroup) -uiWindowsControlDefaultSetParent(uiGroup) -uiWindowsControlDefaultToplevel(uiGroup) -uiWindowsControlDefaultVisible(uiGroup) -uiWindowsControlDefaultShow(uiGroup) -uiWindowsControlDefaultHide(uiGroup) -uiWindowsControlDefaultEnabled(uiGroup) -uiWindowsControlDefaultEnable(uiGroup) -uiWindowsControlDefaultDisable(uiGroup) -uiWindowsControlDefaultSetFocus(uiGroup) - -static void uiGroupSyncEnableState(uiWindowsControl *c, int enabled) -{ - uiGroup *g = uiGroup(c); - - if (uiWindowsShouldStopSyncEnableState(uiWindowsControl(g), enabled)) - return; - EnableWindow(g->hwnd, enabled); - if (g->child != NULL) - uiWindowsControlSyncEnableState(uiWindowsControl(g->child), enabled); -} - -uiWindowsControlDefaultSetParentHWND(uiGroup) - -static void uiGroupMinimumSize(uiWindowsControl *c, int *width, int *height) -{ - uiGroup *g = uiGroup(c); - int mx, mtop, mbottom; - int labelWidth; - - *width = 0; - *height = 0; - if (g->child != NULL) - uiWindowsControlMinimumSize(uiWindowsControl(g->child), width, height); - labelWidth = uiWindowsWindowTextWidth(g->hwnd); - if (*width < labelWidth) // don't clip the label; it doesn't ellipsize - *width = labelWidth; - groupMargins(g, &mx, &mtop, &mbottom); - *width += 2 * mx; - *height += mtop + mbottom; -} - -static void uiGroupMinimumSizeChanged(uiWindowsControl *c) -{ - uiGroup *g = uiGroup(c); - - if (uiWindowsControlTooSmall(uiWindowsControl(g))) { - uiWindowsControlContinueMinimumSizeChanged(uiWindowsControl(g)); - return; - } - groupRelayout(g); -} - -static void uiGroupSetMinSize(uiControl *c, int w, int h) -{ - // checkme - uiGroupMinimumSizeChanged(uiWindowsControl(c)); -} - -uiWindowsControlDefaultLayoutRect(uiGroup) -uiWindowsControlDefaultAssignControlIDZOrder(uiGroup) - -static void uiGroupChildVisibilityChanged(uiWindowsControl *c) -{ - // TODO eliminate the redundancy - uiWindowsControlMinimumSizeChanged(c); -} - -char *uiGroupTitle(uiGroup *g) -{ - return uiWindowsWindowText(g->hwnd); -} - -void uiGroupSetTitle(uiGroup *g, const char *text) -{ - uiWindowsSetWindowText(g->hwnd, text); - // changing the text might necessitate a change in the groupbox's size - uiWindowsControlMinimumSizeChanged(uiWindowsControl(g)); -} - -void uiGroupSetChild(uiGroup *g, uiControl *child) -{ - if (g->child != NULL) { - uiControlSetParent(g->child, NULL); - uiWindowsControlSetParentHWND(uiWindowsControl(g->child), NULL); - } - g->child = child; - if (g->child != NULL) { - uiControlSetParent(g->child, uiControl(g)); - uiWindowsControlSetParentHWND(uiWindowsControl(g->child), g->hwnd); - uiWindowsControlAssignSoleControlIDZOrder(uiWindowsControl(g->child)); - uiWindowsControlMinimumSizeChanged(uiWindowsControl(g)); - } -} - -int uiGroupMargined(uiGroup *g) -{ - return g->margined; -} - -void uiGroupSetMargined(uiGroup *g, int margined) -{ - g->margined = margined; - uiWindowsControlMinimumSizeChanged(uiWindowsControl(g)); -} - -static LRESULT CALLBACK groupSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR uIdSubclass, DWORD_PTR dwRefData) -{ - uiGroup *g = uiGroup(dwRefData); - WINDOWPOS *wp = (WINDOWPOS *) lParam; - MINMAXINFO *mmi = (MINMAXINFO *) lParam; - int minwid, minht; - LRESULT lResult; - - if (handleParentMessages(hwnd, uMsg, wParam, lParam, &lResult) != FALSE) - return lResult; - switch (uMsg) { - case WM_WINDOWPOSCHANGED: - if ((wp->flags & SWP_NOSIZE) != 0) - break; - groupRelayout(g); - return 0; - case WM_GETMINMAXINFO: - lResult = DefWindowProcW(hwnd, uMsg, wParam, lParam); - uiWindowsControlMinimumSize(uiWindowsControl(g), &minwid, &minht); - mmi->ptMinTrackSize.x = minwid; - mmi->ptMinTrackSize.y = minht; - return lResult; - case WM_NCDESTROY: - if (RemoveWindowSubclass(hwnd, groupSubProc, uIdSubclass) == FALSE) - logLastError(L"error removing groupbox subclass"); - break; - } - return DefSubclassProc(hwnd, uMsg, wParam, lParam); -} - -uiGroup *uiNewGroup(const char *text) -{ - uiGroup *g; - WCHAR *wtext; - - uiWindowsNewControl(uiGroup, g); - - wtext = toUTF16(text); - g->hwnd = uiWindowsEnsureCreateControlHWND(WS_EX_CONTROLPARENT, - L"button", wtext, - BS_GROUPBOX, - hInstance, NULL, - TRUE); - uiFree(wtext); - - if (SetWindowSubclass(g->hwnd, groupSubProc, 0, (DWORD_PTR) g) == FALSE) - logLastError(L"error subclassing groupbox to handle parent messages"); - - return g; -} |