X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2bda0e173844e8e0f8acf4e8ad8b5c26e5c6fe5d..1483041dab88f43563c26405c1e2a41d6babe6a0:/src/msw/settings.cpp diff --git a/src/msw/settings.cpp b/src/msw/settings.cpp index 1de9962cee..3e55d24dfe 100644 --- a/src/msw/settings.cpp +++ b/src/msw/settings.cpp @@ -1,37 +1,68 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: settings.cpp -// Purpose: wxSettings +// Name: msw/settings.cpp +// Purpose: wxSystemSettingsNative implementation for MSW // Author: Julian Smart // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ // Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "settings.h" -#endif +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include -#include "wx/defs.h" -#include "wx/pen.h" -#include "wx/brush.h" -#include "wx/gdicmn.h" + #include "wx/gdicmn.h" #endif #include "wx/settings.h" -#include "wx/window.h" + #include "wx/msw/private.h" +#include "wx/module.h" +#include "wx/fontutil.h" + +// ---------------------------------------------------------------------------- +// private classes +// ---------------------------------------------------------------------------- + +// the module which is used to clean up wxSystemSettingsNative data (this is a +// singleton class so it can't be done in the dtor) +class wxSystemSettingsModule : public wxModule +{ +public: + virtual bool OnInit(); + virtual void OnExit(); + +private: + DECLARE_DYNAMIC_CLASS(wxSystemSettingsModule) +}; + +// ---------------------------------------------------------------------------- +// global data +// ---------------------------------------------------------------------------- + +// the font returned by GetFont(wxSYS_DEFAULT_GUI_FONT): it is created when +// GetFont() is called for the first time and deleted by wxSystemSettingsModule +static wxFont *gs_fontDefault = NULL; + +// ============================================================================ +// implementation +// ============================================================================ + // TODO: see ::SystemParametersInfo for all sorts of Windows settings. // Different args are required depending on the id. How does this differ // from GetSystemMetric, and should it? Perhaps call it GetSystemParameter @@ -39,128 +70,210 @@ // Should also have SetSystemParameter. // Also implement WM_WININICHANGE (NT) / WM_SETTINGCHANGE (Win95) -wxColour wxSystemSettings::GetSystemColour(int index) +// ---------------------------------------------------------------------------- +// wxSystemSettingsModule +// ---------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxSystemSettingsModule, wxModule) + +bool wxSystemSettingsModule::OnInit() { - COLORREF ref = ::GetSysColor(index); - wxColour col(GetRValue(ref), GetGValue(ref), GetBValue(ref)); - return col; + return TRUE; } -wxFont wxSystemSettings::GetSystemFont(int index) +void wxSystemSettingsModule::OnExit() { - HFONT hFont = (HFONT) ::GetStockObject(index); - if ( hFont != NULL ) - { - LOGFONT lf; - if ( ::GetObject(hFont, sizeof(LOGFONT), &lf) != 0 ) - { - // In fontdlg.cpp - return wxCreateFontFromLogFont(&lf); - } - else - { - return wxNullFont; - } - } - else - { - return wxNullFont; - } + delete gs_fontDefault; + gs_fontDefault = NULL; } -// Get a system metric, e.g. scrollbar size -int wxSystemSettings::GetSystemMetric(int index) +// ---------------------------------------------------------------------------- +// wxSystemSettingsNative +// ---------------------------------------------------------------------------- + +// ---------------------------------------------------------------------------- +// colours +// ---------------------------------------------------------------------------- + +wxColour wxSystemSettingsNative::GetColour(wxSystemColour index) { - switch ( index) - { -#ifdef __WIN32__ - case wxSYS_MOUSE_BUTTONS: - return ::GetSystemMetrics(SM_CMOUSEBUTTONS); + wxColour col; + wxRGBToColour(col, ::GetSysColor(index)); + return col; +} + +// ---------------------------------------------------------------------------- +// fonts +// ---------------------------------------------------------------------------- + +wxFont wxCreateFontFromStockObject(int index) +{ + wxFont font; + + HFONT hFont = (HFONT) ::GetStockObject(index); + if ( hFont ) + { + LOGFONT lf; + if ( ::GetObject(hFont, sizeof(LOGFONT), &lf) != 0 ) + { + wxNativeFontInfo info; + info.lf = lf; + // Under MicroWindows we pass the HFONT as well + // because it's hard to convert HFONT -> LOGFONT -> HFONT + // It's OK to delete stock objects, the delete will be ignored. +#ifdef __WXMICROWIN__ + font.Create(info, (WXHFONT) hFont); +#else + font.Create(info); #endif + } + else + { + wxFAIL_MSG( _T("failed to get LOGFONT") ); + } + } + else // GetStockObject() failed + { + wxFAIL_MSG( _T("stock font not found") ); + } - case wxSYS_BORDER_X: - return ::GetSystemMetrics(SM_CXBORDER); - case wxSYS_BORDER_Y: - return ::GetSystemMetrics(SM_CYBORDER); - case wxSYS_CURSOR_X: - return ::GetSystemMetrics(SM_CXCURSOR); - case wxSYS_CURSOR_Y: - return ::GetSystemMetrics(SM_CYCURSOR); - case wxSYS_DCLICK_X: - return ::GetSystemMetrics(SM_CXDOUBLECLK); - case wxSYS_DCLICK_Y: - return ::GetSystemMetrics(SM_CYDOUBLECLK); + return font; +} + +wxFont wxSystemSettingsNative::GetFont(wxSystemFont index) +{ + // wxWindow ctor calls GetSystemFont(wxSYS_DEFAULT_GUI_FONT) so we're + // called fairly often - this is why we cache this particular font + bool isDefaultRequested = index == wxSYS_DEFAULT_GUI_FONT; + if ( isDefaultRequested && gs_fontDefault ) + { + return *gs_fontDefault; + } + + wxFont font = wxCreateFontFromStockObject(index); + + if ( isDefaultRequested ) + { + // if we got here it means we hadn't cached it yet - do now + gs_fontDefault = new wxFont(font); + } + + return font; +} + +// ---------------------------------------------------------------------------- +// system metrics/features +// ---------------------------------------------------------------------------- + +// TODO: some of the "metrics" clearly should be features now that we have +// HasFeature()! + +// the conversion table from wxSystemMetric enum to GetSystemMetrics() param +// +// if the constant is not defined, put -1 in the table to indicate that it is +// unknown +static const int gs_metricsMap[] = +{ + -1, // wxSystemMetric enums start at 1, so give a dummy value for pos 0. #ifdef __WIN32__ - case wxSYS_DRAG_X: - return ::GetSystemMetrics(SM_CXDRAG); - case wxSYS_DRAG_Y: - return ::GetSystemMetrics(SM_CYDRAG); - case wxSYS_EDGE_X: - return ::GetSystemMetrics(SM_CXEDGE); - case wxSYS_EDGE_Y: - return ::GetSystemMetrics(SM_CYEDGE); + SM_CMOUSEBUTTONS, +#else + -1, #endif - case wxSYS_HSCROLL_ARROW_X: - return ::GetSystemMetrics(SM_CXHSCROLL); - case wxSYS_HSCROLL_ARROW_Y: - return ::GetSystemMetrics(SM_CYHSCROLL); - case wxSYS_HTHUMB_X: - return ::GetSystemMetrics(SM_CXHTHUMB); - case wxSYS_ICON_X: - return ::GetSystemMetrics(SM_CXICON); - case wxSYS_ICON_Y: - return ::GetSystemMetrics(SM_CYICON); - case wxSYS_ICONSPACING_X: - return ::GetSystemMetrics(SM_CXICONSPACING); - case wxSYS_ICONSPACING_Y: - return ::GetSystemMetrics(SM_CYICONSPACING); - case wxSYS_WINDOWMIN_X: - return ::GetSystemMetrics(SM_CXMIN); - case wxSYS_WINDOWMIN_Y: - return ::GetSystemMetrics(SM_CYMIN); - case wxSYS_SCREEN_X: - return ::GetSystemMetrics(SM_CXSCREEN); - case wxSYS_SCREEN_Y: - return ::GetSystemMetrics(SM_CYSCREEN); -#ifdef __WIN32__ - case wxSYS_FRAMESIZE_X: - return ::GetSystemMetrics(SM_CXSIZEFRAME); - case wxSYS_FRAMESIZE_Y: - return ::GetSystemMetrics(SM_CYSIZEFRAME); - case wxSYS_SMALLICON_X: - return ::GetSystemMetrics(SM_CXSMICON); - case wxSYS_SMALLICON_Y: - return ::GetSystemMetrics(SM_CYSMICON); + + SM_CXBORDER, + SM_CYBORDER, + SM_CXCURSOR, + SM_CYCURSOR, + SM_CXDOUBLECLK, + SM_CYDOUBLECLK, +#if defined(__WIN32__) && defined(SM_CXDRAG) + SM_CXDRAG, + SM_CYDRAG, + SM_CXEDGE, + SM_CYEDGE, +#else + -1, -1, -1, -1 #endif - case wxSYS_HSCROLL_Y: - return ::GetSystemMetrics(SM_CYHSCROLL); - case wxSYS_VSCROLL_X: - return ::GetSystemMetrics(SM_CXVSCROLL); - case wxSYS_VSCROLL_ARROW_X: - return ::GetSystemMetrics(SM_CXVSCROLL); - case wxSYS_VSCROLL_ARROW_Y: - return ::GetSystemMetrics(SM_CYVSCROLL); - case wxSYS_VTHUMB_Y: - return ::GetSystemMetrics(SM_CYVTHUMB); - case wxSYS_CAPTION_Y: - return ::GetSystemMetrics(SM_CYCAPTION); - case wxSYS_MENU_Y: - return ::GetSystemMetrics(SM_CYMENU); -#ifdef __WIN32__ - case wxSYS_NETWORK_PRESENT: - return ::GetSystemMetrics(SM_NETWORK) & 0x0001; + SM_CXHSCROLL, + SM_CYHSCROLL, + SM_CXHTHUMB, + SM_CXICON, + SM_CYICON, + SM_CXICONSPACING, + SM_CYICONSPACING, + SM_CXMIN, + SM_CYMIN, + SM_CXSCREEN, + SM_CYSCREEN, + +#if defined(__WIN32__) && defined(SM_CXSIZEFRAME) + SM_CXSIZEFRAME, + SM_CYSIZEFRAME, + SM_CXSMICON, + SM_CYSMICON, +#else + -1, -1, -1, -1 #endif - case wxSYS_PENWINDOWS_PRESENT: - return ::GetSystemMetrics(SM_PENWINDOWS); -#ifdef __WIN32__ - case wxSYS_SHOW_SOUNDS: - return ::GetSystemMetrics(SM_SHOWSOUNDS); + SM_CYHSCROLL, + SM_CXVSCROLL, + SM_CXVSCROLL, + SM_CYVSCROLL, + SM_CYVTHUMB, + SM_CYCAPTION, + SM_CYMENU, +#if defined(__WIN32__) && defined(SM_NETWORK) + SM_NETWORK, +#else + -1, +#endif + SM_PENWINDOWS, +#if defined(__WIN32__) && defined(SM_SHOWSOUNDS) + SM_SHOWSOUNDS, +#else + -1, #endif - case wxSYS_SWAP_BUTTONS: - return ::GetSystemMetrics(SM_SWAPBUTTON); - default: - return 0; - } - return 0; + SM_SWAPBUTTON, +}; + +// Get a system metric, e.g. scrollbar size +int wxSystemSettingsNative::GetMetric(wxSystemMetric index) +{ +#ifdef __WXMICROWIN__ + // TODO: probably use wxUniv themes functionality + return 0; +#else // !__WXMICROWIN__ + wxCHECK_MSG( index < WXSIZEOF(gs_metricsMap), 0, _T("invalid metric") ); + + int indexMSW = gs_metricsMap[index]; + if ( indexMSW == -1 ) + { + // not supported under current system + return 0; + } + + int rc = ::GetSystemMetrics(indexMSW); + if ( index == wxSYS_NETWORK_PRESENT ) + { + // only the last bit is significant according to the MSDN + rc &= 1; + } + + return rc; +#endif // __WXMICROWIN__/!__WXMICROWIN__ } +bool wxSystemSettingsNative::HasFeature(wxSystemFeature index) +{ + switch ( index ) + { + case wxSYS_CAN_ICONIZE_FRAME: + case wxSYS_CAN_DRAW_FRAME_DECORATIONS: + return TRUE; + + default: + wxFAIL_MSG( _T("unknown system feature") ); + + return FALSE; + } +}