X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e6d0599dc7c26c7fcd99c2c29fb47275fd9333a0..04fa04d8067d235ab45b5bc05b65f0679634b541:/src/generic/srchctlg.cpp diff --git a/src/generic/srchctlg.cpp b/src/generic/srchctlg.cpp index fc5adf6dee..d0efcd17b3 100644 --- a/src/generic/srchctlg.cpp +++ b/src/generic/srchctlg.cpp @@ -5,7 +5,7 @@ // Created: 2006-02-19 // RCS-ID: $Id$ // Copyright: Vince Harron -// License: wxWindows licence +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx.h". @@ -50,55 +50,6 @@ static const wxCoord ICON_MARGIN = 0; static const wxCoord ICON_OFFSET = 0; #endif -// ---------------------------------------------------------------------------- -// TODO: These functions or something like them should probably be made -// public. There are similar functions in src/aui/dockart.cpp... - -static double wxBlendColour(double fg, double bg, double alpha) -{ - double result = bg + (alpha * (fg - bg)); - if (result < 0.0) - result = 0.0; - if (result > 255) - result = 255; - return result; -} - -static wxColor wxStepColour(const wxColor& c, int ialpha) -{ - if (ialpha == 100) - return c; - - double r = c.Red(), g = c.Green(), b = c.Blue(); - double bg; - - // ialpha is 0..200 where 0 is completely black - // and 200 is completely white and 100 is the same - // convert that to normal alpha 0.0 - 1.0 - ialpha = wxMin(ialpha, 200); - ialpha = wxMax(ialpha, 0); - double alpha = ((double)(ialpha - 100.0))/100.0; - - if (ialpha > 100) - { - // blend with white - bg = 255.0; - alpha = 1.0 - alpha; // 0 = transparent fg; 1 = opaque fg - } - else - { - // blend with black - bg = 0.0; - alpha = 1.0 + alpha; // 0 = transparent fg; 1 = opaque fg - } - - r = wxBlendColour(r, bg, alpha); - g = wxBlendColour(g, bg, alpha); - b = wxBlendColour(b, bg, alpha); - - return wxColour((unsigned char)r, (unsigned char)g, (unsigned char)b); -} - #define LIGHT_STEP 160 // ---------------------------------------------------------------------------- @@ -110,28 +61,32 @@ class wxSearchTextCtrl : public wxTextCtrl public: wxSearchTextCtrl(wxSearchCtrl *search, const wxString& value, int style) : wxTextCtrl(search, wxID_ANY, value, wxDefaultPosition, wxDefaultSize, - style | wxNO_BORDER) + (style & ~wxBORDER_MASK) | wxNO_BORDER) { m_search = search; - m_defaultFG = GetForegroundColour(); + + SetHint(_("Search")); // remove the default minsize, the searchctrl will have one instead SetSizeHints(wxDefaultCoord,wxDefaultCoord); } - void SetDescriptiveText(const wxString& text) + + // provide access to the base class protected methods to wxSearchCtrl which + // needs to forward to them + void DoSetValue(const wxString& value, int flags) { - if ( GetValue() == m_descriptiveText ) - { - ChangeValue(wxEmptyString); - } + wxTextCtrl::DoSetValue(value, flags); + } - m_descriptiveText = text; + bool DoLoadFile(const wxString& file, int fileType) + { + return wxTextCtrl::DoLoadFile(file, fileType); } - wxString GetDescriptiveText() const + bool DoSaveFile(const wxString& file, int fileType) { - return m_descriptiveText; + return wxTextCtrl::DoSaveFile(file, fileType); } protected: @@ -159,30 +114,8 @@ protected: m_search->GetEventHandler()->ProcessEvent(event); } - void OnIdle(wxIdleEvent& WXUNUSED(event)) - { - if ( IsEmpty() && !(wxWindow::FindFocus() == this) ) - { - ChangeValue(m_descriptiveText); - SetInsertionPoint(0); - SetForegroundColour(wxStepColour(m_defaultFG, LIGHT_STEP)); - } - } - - void OnFocus(wxFocusEvent& event) - { - event.Skip(); - if ( GetValue() == m_descriptiveText ) - { - ChangeValue(wxEmptyString); - SetForegroundColour(m_defaultFG); - } - } - private: wxSearchCtrl* m_search; - wxString m_descriptiveText; - wxColour m_defaultFG; DECLARE_EVENT_TABLE() }; @@ -192,8 +125,6 @@ BEGIN_EVENT_TABLE(wxSearchTextCtrl, wxTextCtrl) EVT_TEXT_ENTER(wxID_ANY, wxSearchTextCtrl::OnText) EVT_TEXT_URL(wxID_ANY, wxSearchTextCtrl::OnTextUrl) EVT_TEXT_MAXLEN(wxID_ANY, wxSearchTextCtrl::OnText) - EVT_IDLE(wxSearchTextCtrl::OnIdle) - EVT_SET_FOCUS(wxSearchTextCtrl::OnFocus) END_EVENT_TABLE() // ---------------------------------------------------------------------------- @@ -212,6 +143,13 @@ public: void SetBitmapLabel(const wxBitmap& label) { m_bmp = label; } + // The buttons in wxSearchCtrl shouldn't accept focus from keyboard because + // this would interfere with the usual TAB processing: the user expects + // that pressing TAB in the search control should switch focus to the next + // control and not give it to the button inside the same control. Besides, + // the search button can be already activated by pressing "Enter" so there + // is really no reason for it to be able to get focus from keyboard. + virtual bool AcceptsFocusFromKeyboard() const { return false; } protected: wxSize DoGetBestSize() const @@ -224,6 +162,14 @@ protected: wxCommandEvent event(m_eventType, m_search->GetId()); event.SetEventObject(m_search); + if ( m_eventType == wxEVT_COMMAND_SEARCHCTRL_SEARCH_BTN ) + { + // it's convenient to have the string to search for directly in the + // event instead of having to retrieve it from the control in the + // event handler code later, so provide it here + event.SetString(m_search->GetValue()); + } + GetEventHandler()->ProcessEvent(event); m_search->SetFocus(); @@ -334,15 +280,13 @@ bool wxSearchCtrl::Create(wxWindow *parent, wxWindowID id, #else style |= wxBORDER_SIMPLE; #endif - if ( !wxTextCtrlBase::Create(parent, id, pos, size, style, validator, name) ) + if ( !wxSearchCtrlBaseBaseClass::Create(parent, id, pos, size, + style, validator, name) ) { return false; } - m_text = new wxSearchTextCtrl(this, value, style & ~wxBORDER_MASK); - m_text->SetDescriptiveText(_("Search")); - - wxSize sizeText = m_text->GetBestSize(); + m_text = new wxSearchTextCtrl(this, value, style); m_searchButton = new wxSearchButton(this, wxEVT_COMMAND_SEARCHCTRL_SEARCH_BTN, @@ -458,12 +402,12 @@ bool wxSearchCtrl::IsCancelButtonVisible() const void wxSearchCtrl::SetDescriptiveText(const wxString& text) { - m_text->SetDescriptiveText(text); + m_text->SetHint(text); } wxString wxSearchCtrl::GetDescriptiveText() const { - return m_text->GetDescriptiveText(); + return m_text->GetHint(); } // ---------------------------------------------------------------------------- @@ -515,6 +459,8 @@ void wxSearchCtrl::LayoutControls(int x, int y, int width, int height) y += BORDER; width -= horizontalBorder*2; height -= BORDER*2; + if (width < 0) width = 0; + if (height < 0) height = 0; wxSize sizeSearch(0,0); wxSize sizeCancel(0,0); @@ -541,6 +487,7 @@ void wxSearchCtrl::LayoutControls(int x, int y, int width, int height) cancelMargin = 0; } wxCoord textWidth = width - sizeSearch.x - sizeCancel.x - searchMargin - cancelMargin - 1; + if (textWidth < 0) textWidth = 0; // position the subcontrols inside the client area @@ -557,19 +504,10 @@ void wxSearchCtrl::LayoutControls(int x, int y, int width, int height) // accessors // --------- -wxString wxSearchCtrl::GetValue() const -{ - wxString value = m_text->GetValue(); - if (value == m_text->GetDescriptiveText()) - return wxEmptyString; - else - return value; -} -void wxSearchCtrl::SetValue(const wxString& value) +wxString wxSearchCtrl::DoGetValue() const { - m_text->SetValue(value); + return m_text->GetValue(); } - wxString wxSearchCtrl::GetRange(long from, long to) const { return m_text->GetRange(from, to); @@ -791,7 +729,7 @@ long wxSearchCtrl::GetInsertionPoint() const { return m_text->GetInsertionPoint(); } -wxTextPos wxSearchCtrl::GetLastPosition() const +long wxSearchCtrl::GetLastPosition() const { return m_text->GetLastPosition(); } @@ -825,7 +763,7 @@ bool wxSearchCtrl::SetFont(const wxFont& font) void wxSearchCtrl::SetSearchBitmap( const wxBitmap& bitmap ) { m_searchBitmap = bitmap; - m_searchBitmapUser = bitmap.Ok(); + m_searchBitmapUser = bitmap.IsOk(); if ( m_searchBitmapUser ) { if ( m_searchButton && !HasMenu() ) @@ -845,7 +783,7 @@ void wxSearchCtrl::SetSearchBitmap( const wxBitmap& bitmap ) void wxSearchCtrl::SetSearchMenuBitmap( const wxBitmap& bitmap ) { m_searchMenuBitmap = bitmap; - m_searchMenuBitmapUser = bitmap.Ok(); + m_searchMenuBitmapUser = bitmap.IsOk(); if ( m_searchMenuBitmapUser ) { if ( m_searchButton && m_menu ) @@ -865,7 +803,7 @@ void wxSearchCtrl::SetSearchMenuBitmap( const wxBitmap& bitmap ) void wxSearchCtrl::SetCancelBitmap( const wxBitmap& bitmap ) { m_cancelBitmap = bitmap; - m_cancelBitmapUser = bitmap.Ok(); + m_cancelBitmapUser = bitmap.IsOk(); if ( m_cancelBitmapUser ) { if ( m_cancelButton ) @@ -899,9 +837,17 @@ wxTextCtrl& operator<<(const wxChar c); void wxSearchCtrl::DoSetValue(const wxString& value, int flags) { - m_text->ChangeValue( value ); - if ( flags & SetValue_SendEvent ) - SendTextUpdatedEvent(); + m_text->DoSetValue(value, flags); +} + +bool wxSearchCtrl::DoLoadFile(const wxString& file, int fileType) +{ + return m_text->DoLoadFile(file, fileType); +} + +bool wxSearchCtrl::DoSaveFile(const wxString& file, int fileType) +{ + return m_text->DoSaveFile(file, fileType); } // do the window-specific processing after processing the update event @@ -936,7 +882,7 @@ static int GetMultiplier() wxBitmap wxSearchCtrl::RenderSearchBitmap( int x, int y, bool renderDrop ) { wxColour bg = GetBackgroundColour(); - wxColour fg = wxStepColour(GetForegroundColour(), LIGHT_STEP-20); + wxColour fg = GetForegroundColour().ChangeLightness(LIGHT_STEP-20); //=============================================================================== // begin drawing code @@ -1041,7 +987,7 @@ wxBitmap wxSearchCtrl::RenderSearchBitmap( int x, int y, bool renderDrop ) wxBitmap wxSearchCtrl::RenderCancelBitmap( int x, int y ) { wxColour bg = GetBackgroundColour(); - wxColour fg = wxStepColour(GetForegroundColour(), LIGHT_STEP); + wxColour fg = GetForegroundColour().ChangeLightness(LIGHT_STEP); //=============================================================================== // begin drawing code @@ -1137,7 +1083,7 @@ void wxSearchCtrl::RecalcBitmaps() if ( !m_searchBitmapUser ) { if ( - !m_searchBitmap.Ok() || + !m_searchBitmap.IsOk() || m_searchBitmap.GetHeight() != bitmapHeight || m_searchBitmap.GetWidth() != bitmapWidth ) @@ -1155,7 +1101,7 @@ void wxSearchCtrl::RecalcBitmaps() if ( !m_searchMenuBitmapUser ) { if ( - !m_searchMenuBitmap.Ok() || + !m_searchMenuBitmap.IsOk() || m_searchMenuBitmap.GetHeight() != bitmapHeight || m_searchMenuBitmap.GetWidth() != bitmapWidth ) @@ -1173,7 +1119,7 @@ void wxSearchCtrl::RecalcBitmaps() if ( !m_cancelBitmapUser ) { if ( - !m_cancelBitmap.Ok() || + !m_cancelBitmap.IsOk() || m_cancelBitmap.GetHeight() != bitmapHeight || m_cancelBitmap.GetWidth() != bitmapHeight )