diff options
Diffstat (limited to 'src/libui_sdl/libui/windows')
| -rw-r--r-- | src/libui_sdl/libui/windows/stddialogs.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/src/libui_sdl/libui/windows/stddialogs.cpp b/src/libui_sdl/libui/windows/stddialogs.cpp new file mode 100644 index 0000000..7537015 --- /dev/null +++ b/src/libui_sdl/libui/windows/stddialogs.cpp @@ -0,0 +1,180 @@ +// 22 may 2015 +#include "uipriv_windows.hpp" + +// TODO document all this is what we want +// TODO do the same for font and color buttons + +// notes: +// - FOS_SUPPORTSTREAMABLEITEMS doesn't seem to be supported on windows vista, or at least not with the flags we use +// - even with FOS_NOVALIDATE the dialogs will reject invalid filenames (at least on Vista, anyway) +// - lack of FOS_NOREADONLYRETURN doesn't seem to matter on Windows 7 + +// TODO +// - http://blogs.msdn.com/b/wpfsdk/archive/2006/10/26/uncommon-dialogs--font-chooser-and-color-picker-dialogs.aspx +// - when a dialog is active, tab navigation in other windows stops working +// - when adding uiOpenFolder(), use IFileDialog as well - https://msdn.microsoft.com/en-us/library/windows/desktop/bb762115%28v=vs.85%29.aspx + +#define windowHWND(w) (w ? (HWND) uiControlHandle(uiControl(w)) : NULL) + +char *commonItemDialog(HWND parent, REFCLSID clsid, REFIID iid, const char* filter, const char* initpath, FILEOPENDIALOGOPTIONS optsadd) +{ + IFileDialog *d = NULL; + FILEOPENDIALOGOPTIONS opts; + IShellItem *result = NULL; + WCHAR *wname = NULL; + char *name = NULL; + HRESULT hr; + + hr = CoCreateInstance(clsid, + NULL, CLSCTX_INPROC_SERVER, + iid, (LPVOID *) (&d)); + if (hr != S_OK) { + logHRESULT(L"error creating common item dialog", hr); + // always return NULL on error + goto out; + } + hr = d->GetOptions(&opts); + if (hr != S_OK) { + logHRESULT(L"error getting current options", hr); + goto out; + } + opts |= optsadd; + // the other platforms don't check read-only; we won't either + opts &= ~FOS_NOREADONLYRETURN; + hr = d->SetOptions(opts); + if (hr != S_OK) { + logHRESULT(L"error setting options", hr); + goto out; + } + + // filters + { + COMDLG_FILTERSPEC filterspec[8]; + wchar_t _filter[256]; + wchar_t* fp = &_filter[0]; int s = 0; + wchar_t* fname; + for (int i = 0; i < 255; i++) + { + if (filter[i] == '|' || filter[i] == '\0') + { + _filter[i] = '\0'; + if (s & 1) + { + filterspec[s>>1].pszName = fname; + filterspec[s>>1].pszSpec = fp; + } + else + { + fname = fp; + } + fp = &_filter[i+1]; + s++; + if (s >= 8) break; + if (filter[i] == '\0') break; + } + else + _filter[i] = filter[i]; + } + d->SetFileTypes(s>>1, filterspec); + } + + hr = d->Show(parent); + if (hr == HRESULT_FROM_WIN32(ERROR_CANCELLED)) + // cancelled; return NULL like we have ready + goto out; + if (hr != S_OK) { + logHRESULT(L"error showing dialog", hr); + goto out; + } + hr = d->GetResult(&result); + if (hr != S_OK) { + logHRESULT(L"error getting dialog result", hr); + goto out; + } + hr = result->GetDisplayName(SIGDN_FILESYSPATH, &wname); + if (hr != S_OK) { + logHRESULT(L"error getting filename", hr); + goto out; + } + name = toUTF8(wname); + +out: + if (wname != NULL) + CoTaskMemFree(wname); + if (result != NULL) + result->Release(); + if (d != NULL) + d->Release(); + return name; +} + +char *uiOpenFile(uiWindow *parent, const char* filter, const char* initpath) +{ + char *res; + + disableAllWindowsExcept(parent); + res = commonItemDialog(windowHWND(parent), + CLSID_FileOpenDialog, IID_IFileOpenDialog, + filter, initpath, + FOS_NOCHANGEDIR | FOS_FORCEFILESYSTEM | FOS_NOVALIDATE | FOS_PATHMUSTEXIST | FOS_FILEMUSTEXIST | FOS_SHAREAWARE | FOS_NOTESTFILECREATE | FOS_FORCESHOWHIDDEN | FOS_DEFAULTNOMINIMODE); + enableAllWindowsExcept(parent); + return res; +} + +char *uiSaveFile(uiWindow *parent, const char* filter, const char* initpath) +{ + char *res; + + disableAllWindowsExcept(parent); + res = commonItemDialog(windowHWND(parent), + CLSID_FileSaveDialog, IID_IFileSaveDialog, + filter, initpath, + FOS_OVERWRITEPROMPT | FOS_NOCHANGEDIR | FOS_FORCEFILESYSTEM | FOS_NOVALIDATE | FOS_SHAREAWARE | FOS_NOTESTFILECREATE | FOS_FORCESHOWHIDDEN | FOS_DEFAULTNOMINIMODE); + enableAllWindowsExcept(parent); + return res; +} + +// TODO switch to TaskDialogIndirect()? + +static int msgbox(HWND parent, const char *title, const char *description, TASKDIALOG_COMMON_BUTTON_FLAGS buttons, PCWSTR icon) +{ + WCHAR *wtitle, *wdescription; + HRESULT hr; + + wtitle = toUTF16(title); + wdescription = toUTF16(description); + + int result; + hr = TaskDialog(parent, NULL, NULL, wtitle, wdescription, buttons, icon, &result); + if (hr != S_OK) + logHRESULT(L"error showing task dialog", hr); + + uiFree(wdescription); + uiFree(wtitle); + + return result; +} + +void uiMsgBox(uiWindow *parent, const char *title, const char *description) +{ + disableAllWindowsExcept(parent); + msgbox(windowHWND(parent), title, description, TDCBF_OK_BUTTON, NULL); + enableAllWindowsExcept(parent); +} + +void uiMsgBoxError(uiWindow *parent, const char *title, const char *description) +{ + disableAllWindowsExcept(parent); + msgbox(windowHWND(parent), title, description, TDCBF_OK_BUTTON, TD_ERROR_ICON); + enableAllWindowsExcept(parent); +} + +int uiMsgBoxConfirm(uiWindow * parent, const char *title, const char *description) +{ + disableAllWindowsExcept(parent); + int result = + msgbox(windowHWND(parent), title, description, TDCBF_OK_BUTTON | TDCBF_CANCEL_BUTTON, TD_WARNING_ICON); + enableAllWindowsExcept(parent); + + return result == IDOK; +}
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