From 0b11099dd69b60d2fa5240df8e4137d21d97f21d Mon Sep 17 00:00:00 2001 From: Vadim Zeitlin Date: Sun, 25 Jul 2004 16:56:00 +0000 Subject: [PATCH] implemented moving the dialog (patch 996448) git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@28492 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- docs/changes.txt | 1 + include/wx/msw/filedlg.h | 6 ++ src/msw/filedlg.cpp | 116 +++++++++++++++++++++++++++++++++++++-- 3 files changed, 118 insertions(+), 5 deletions(-) diff --git a/docs/changes.txt b/docs/changes.txt index 7994db2be6..968b0f03d4 100644 --- a/docs/changes.txt +++ b/docs/changes.txt @@ -254,6 +254,7 @@ wxMSW: - fixed UNC paths handling in wxFileSystem (Daniel Nash) - set wxKeyEvent::m_uniChar in Unicode build - support for alpha channel in toolbar bitmaps (Jurgen Doornik) +- wxFileDialog can now be moved and centered (Randall Fox) wxWinCE: diff --git a/include/wx/msw/filedlg.h b/include/wx/msw/filedlg.h index fe7a4856bb..c84b139b96 100644 --- a/include/wx/msw/filedlg.h +++ b/include/wx/msw/filedlg.h @@ -37,8 +37,14 @@ public: virtual int ShowModal(); +protected: + virtual void DoMoveWindow(int x, int y, int width, int height); + virtual void DoGetSize( int *width, int *height ) const; + virtual void DoGetPosition( int *x, int *y ) const; + private: wxArrayString m_fileNames; + bool m_bMovedWindow; DECLARE_DYNAMIC_CLASS(wxFileDialog) DECLARE_NO_COPY_CLASS(wxFileDialog) diff --git a/src/msw/filedlg.cpp b/src/msw/filedlg.cpp index 1e3eba9bf2..541ea70c69 100644 --- a/src/msw/filedlg.cpp +++ b/src/msw/filedlg.cpp @@ -71,12 +71,65 @@ # define wxMAXEXT 5 +// ---------------------------------------------------------------------------- +// globals +// ---------------------------------------------------------------------------- + +// standard dialog size +static wxRect gs_rectDialog(0, 0, 428, 266); + // ============================================================================ // implementation // ============================================================================ IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase) +// ---------------------------------------------------------------------------- +// hook function for moving the dialog +// ---------------------------------------------------------------------------- + +UINT APIENTRY +wxFileDialogHookFunction(HWND hDlg, + UINT iMsg, + WPARAM WXUNUSED(wParam), + LPARAM lParam) +{ + HWND hwndDialog; + hwndDialog = ::GetParent( hDlg ); + switch (iMsg) + { + case WM_DESTROY: + { + RECT dlgRect; + GetWindowRect( hwndDialog, & dlgRect ); + gs_rectDialog.x = dlgRect.left; + gs_rectDialog.y = dlgRect.top; + gs_rectDialog.width = dlgRect.right - dlgRect.left; + gs_rectDialog.height = dlgRect.bottom - dlgRect.top; + } + break; + + case WM_NOTIFY: + { + OFNOTIFY * pNotifyCode; + pNotifyCode = (LPOFNOTIFY) lParam; + if (CDN_INITDONE == (pNotifyCode->hdr).code) + { + SetWindowPos( hwndDialog, HWND_TOP, + gs_rectDialog.x, + gs_rectDialog.y, + gs_rectDialog.width, + gs_rectDialog.height, + SWP_NOZORDER|SWP_NOSIZE); + } + } + break; + } + + // do the default processing + return 0; +} + // ---------------------------------------------------------------------------- // wxFileDialog // ---------------------------------------------------------------------------- @@ -88,13 +141,22 @@ wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& wildCard, long style, const wxPoint& pos) - :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos) + : wxFileDialogBase(parent, message, defaultDir, defaultFileName, + wildCard, style, pos) { if ( ( m_dialogStyle & wxMULTIPLE ) && ( m_dialogStyle & wxSAVE ) ) m_dialogStyle &= ~wxMULTIPLE; -} + m_bMovedWindow = false; + + // Must set to zero, otherwise the wx routines won't size the window + // the second time you call the file dialog, because it thinks it is + // already at the requested size.. (when centering) + gs_rectDialog.x = + gs_rectDialog.y = 0; + +} void wxFileDialog::GetPaths(wxArrayString& paths) const { paths.Empty(); @@ -126,6 +188,34 @@ void wxFileDialog::SetPath(const wxString& path) m_fileName << _T('.') << ext; } +void wxFileDialog::DoGetPosition( int *x, int *y ) const +{ + *x = gs_rectDialog.x; + *y = gs_rectDialog.y; +} + + +void wxFileDialog::DoGetSize(int *width, int *height) const +{ + *width = gs_rectDialog.width; + *height = gs_rectDialog.height; +} + +void wxFileDialog::DoMoveWindow(int x, int y, int WXUNUSED(width), int WXUNUSED(height)) +{ + m_bMovedWindow = true; + + gs_rectDialog.x = x; + gs_rectDialog.y = y; + + /* + The width and height can not be set by the programmer + its just not possible. But the program can get the + size of the Dlg after it has been shown, in case they need + that data. + */ +} + int wxFileDialog::ShowModal() { HWND hWnd = 0; @@ -149,6 +239,21 @@ int wxFileDialog::ShowModal() if ( m_dialogStyle & wxFILE_MUST_EXIST ) msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST; + /* + If the window has been moved the programmer is probably + trying to center or position it. Thus we set the callback + or hook function so that we can actually adjust the position. + Without moving or centering the dlg, it will just stay + in the upper left of the frame, it does not center + automatically.. One additional note, when the hook is + enabled, the PLACES BAR in the dlg (shown on later versions + of windows (2000 and XP) will automatically be turned off + according to the MSDN docs. This is normal. If the + programmer needs the PLACES BAR (left side of dlg) they + just shouldn't move or center the dlg. + */ + if (m_bMovedWindow) // we need the these flags. + msw_flags |= OFN_EXPLORER|OFN_ENABLEHOOK|OFN_ENABLESIZING; if (m_dialogStyle & wxMULTIPLE ) { @@ -216,7 +321,7 @@ int wxFileDialog::ShowModal() if (i > 0) i++; else - break; + break; } // fall through @@ -229,6 +334,7 @@ int wxFileDialog::ShowModal() of.lpstrInitialDir = dir.c_str(); of.Flags = msw_flags; + of.lpfnHook = wxFileDialogHookFunction; wxArrayString wildDescriptions, wildFilters; @@ -285,7 +391,7 @@ int wxFileDialog::ShowModal() of.lpstrDefExt = defextBuffer.c_str(); } } - + //== Execute FileDialog >>================================================= //== Execute FileDialog >>================================================= @@ -362,7 +468,7 @@ int wxFileDialog::ShowModal() m_filterIndex = (int)of.nFilterIndex - 1; - if ( !of.nFileExtension || + if ( !of.nFileExtension || (of.nFileExtension && fileNameBuffer[of.nFileExtension] == wxT('\0')) ) { // User has typed a filename without an extension: -- 2.45.2