forked from mia/Aegisub
163 lines
4.4 KiB
C++
163 lines
4.4 KiB
C++
// Copyright (c) 2006, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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///////////
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// Headers
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#include "idle_field_event.h"
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#include <wx/event.h>
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#include <wx/settings.h>
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///////////////
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// Constructor
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IdleFieldHandler::IdleFieldHandler(wxWindow *_control,wxString _name) {
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control = _control;
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name = _name;
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overriden = false;
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locked = false;
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text = NULL;
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box = NULL;
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// Set colours
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original = control->GetForegroundColour();
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grey = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
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wxColour bg = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
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grey = wxColour((grey.Red() + bg.Red()) / 2,(grey.Green() + bg.Green()) / 2,(grey.Blue() + bg.Blue()) / 2);
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// wxTextCtrl
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if (control->IsKindOf(CLASSINFO(wxTextCtrl))) {
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text = (wxTextCtrl*) control;
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Connect(text->GetId(),wxEVT_COMMAND_TEXT_UPDATED,wxCommandEventHandler(IdleFieldHandler::OnChange));
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}
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// wxComboBox
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else if (control->IsKindOf(CLASSINFO(wxComboBox))) {
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box = (wxComboBox*) control;
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Connect(box->GetId(),wxEVT_COMMAND_TEXT_UPDATED,wxCommandEventHandler(IdleFieldHandler::OnChange));
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Connect(box->GetId(),wxEVT_COMMAND_COMBOBOX_SELECTED,wxCommandEventHandler(IdleFieldHandler::OnChange));
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}
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KillFocus();
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}
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///////////////
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// Event table
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BEGIN_EVENT_TABLE(IdleFieldHandler,wxEvtHandler)
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EVT_SET_FOCUS(IdleFieldHandler::OnSetFocus)
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EVT_KILL_FOCUS(IdleFieldHandler::OnKillFocus)
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END_EVENT_TABLE()
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///////////////////
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// Get Focus event
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void IdleFieldHandler::OnSetFocus(wxFocusEvent &event) {
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SetFocus();
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event.Skip();
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}
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///////////////////
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// Lose Focus event
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void IdleFieldHandler::OnKillFocus(wxFocusEvent &event) {
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KillFocus();
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event.Skip();
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}
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/////////////
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// Get focus
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void IdleFieldHandler::SetFocus() {
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if (overriden) {
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// Prepare
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locked = true;
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control->Freeze();
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control->SetForegroundColour(original);
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// Text
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if (text) text->SetValue(_T(""));
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// Box
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if (box) box->SetValue(_T(""));
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// Finish
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overriden = false;
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locked = false;
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control->Thaw();
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}
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}
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//////////////
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// Lose Focus
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void IdleFieldHandler::KillFocus() {
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bool modify = false;
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if (text && text->GetValue().IsEmpty() || box && box->GetValue().IsEmpty()) modify = true;
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if (modify) {
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// Prepare
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locked = true;
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control->Freeze();
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control->SetForegroundColour(grey);
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// Text
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if (text) text->SetValue(name);
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// Box
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if (box) box->SetValue(name);
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// Finish
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overriden = true;
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locked = false;
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control->Thaw();
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}
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}
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//////////////////////////
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// Parent control changed
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void IdleFieldHandler::OnChange(wxCommandEvent &event) {
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if (locked) return;
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overriden = false;
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control->SetForegroundColour(original);
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if (wxWindow::FindFocus() != control) {
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wxFocusEvent focus(wxEVT_KILL_FOCUS,control->GetId());
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focus.SetEventObject(control);
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AddPendingEvent(focus);
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}
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event.Skip();
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}
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