76 lines
2.4 KiB
C++
Executable File
76 lines
2.4 KiB
C++
Executable File
/*******************************************************************************
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This file is Part of the Gewi GUI Library for ZEngine.
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Gewi and ZEngine Copyright (C) 2002, 2003 James Turk
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Licensed under a BSD-style license. (see licensing.txt)
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The maintainer of this library is James Turk (james@conceptofzero.net)
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this library is found at the home of ZEngine http://zengine.sourceforge.net
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*******************************************************************************/
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/*!
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\file GewiTextField.cpp
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\brief Implementation of GTextField.
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Implementation of GTextField, text input area widget.
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<br>$Id: GewiTextField.cpp,v 1.7 2003/08/10 01:40:56 cozman Exp $<br>
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\author James Turk
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**/
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#include "GewiTextField.h"
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namespace Gewi
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{
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GTextField::GTextField(GContainer *parent) :
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GWidget(parent),
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rFont(GewiEngine::InvalidID),
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rBackground(GewiEngine::InvalidID),
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rMaxChars(256),
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rLeftPadding(0)
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{}
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void GTextField::Create(float x, float y, float width, float height, ResourceID font, ResourceID backgroundImg, int maxChars, int leftPad)
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{
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GWidget::Create(x,y,width,height);
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rFont = font;
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rBackground = backgroundImg;
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rMaxChars = maxChars;
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rLeftPadding = leftPad;
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}
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void GTextField::Message(SDL_Event *rawEvent, GewiEvent event, Uint16 mouseX, Uint16 mouseY, char ch)
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{
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if(event == GE_KDOWN)
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{
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//casted to avoid warning
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if((isgraph(ch) || ch == ' ') && rText.length() < static_cast<size_t>(rMaxChars)) //only add characters + spaces
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rText += ch;
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else if(ch == '\b')
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rText = rText.length() ? rText.substr(0,rText.length()-1) : ""; //go back one character
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rGewi->Font(rFont)->DrawText(rText.length() ? rText : "",rBuffer);
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}
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}
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void GTextField::Show()
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{
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rGewi->Image(rBackground)->Resize(rBoundRect.Width(),rBoundRect.Height());
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rGewi->Image(rBackground)->Draw(rBoundRect.X(),rBoundRect.Y());
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if(rBuffer.IsLoaded()) //don't draw empty buffer image
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rBuffer.Draw(rLeftPadding+rBoundRect.X(),rBoundRect.Y()+(rBoundRect.Height()-rBuffer.Height())/2);
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}
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void GTextField::SetText(std::string text)
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{
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rText = text;
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rGewi->Font(rFont)->DrawText(rText,rBuffer);
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}
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std::string GTextField::GetText()
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{
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return rText;
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}
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}
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