329 lines
10 KiB
C++
329 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsTextWidget.h"
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#include "nsToolkit.h"
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#include "nsColor.h"
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#include "nsGUIEvent.h"
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#include "nsString.h"
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#include "nsILookAndFeel.h"
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#include "nsWidgetsCID.h"
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#include "nsIComponentManager.h"
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#include "nsIDeviceContext.h"
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#include "nsIFontMetrics.h"
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#include <Message.h>
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static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
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static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);
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NS_IMPL_ADDREF(nsTextWidget)
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NS_IMPL_RELEASE(nsTextWidget)
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//-------------------------------------------------------------------------
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//
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// nsTextWidget constructor
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//
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//-------------------------------------------------------------------------
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nsTextWidget::nsTextWidget() : nsTextHelper()
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{
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NS_INIT_REFCNT();
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mBackground = NS_RGB(124, 124, 124);
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}
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//-------------------------------------------------------------------------
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//
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// nsTextWidget destructor
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//
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//-------------------------------------------------------------------------
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nsTextWidget::~nsTextWidget()
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{
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}
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//-------------------------------------------------------------------------
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//
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// Query interface implementation
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//
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//-------------------------------------------------------------------------
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nsresult nsTextWidget::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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nsresult result = nsWindow::QueryInterface(aIID, aInstancePtr);
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static NS_DEFINE_IID(kInsTextWidgetIID, NS_ITEXTWIDGET_IID);
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if (result == NS_NOINTERFACE && aIID.Equals(kInsTextWidgetIID)) {
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*aInstancePtr = (void*) ((nsITextWidget*)this);
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NS_ADDREF_THIS();
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result = NS_OK;
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}
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return result;
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}
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//-------------------------------------------------------------------------
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//
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// move, paint, resizes message - ignore
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//
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//-------------------------------------------------------------------------
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PRBool nsTextWidget::OnMove(PRInt32, PRInt32)
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{
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return PR_FALSE;
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}
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PRBool nsTextWidget::OnPaint(nsRect &r)
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{
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return PR_FALSE;
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}
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PRBool nsTextWidget::OnResize(nsRect &aWindowRect)
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{
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return PR_FALSE;
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}
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//-------------------------------------------------------------------------
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//
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// get position/dimensions
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//
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//-------------------------------------------------------------------------
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NS_METHOD nsTextWidget::GetBounds(nsRect &aRect)
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{
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#if 0
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nsWindow::GetNonClientBounds(aRect);
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#endif
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printf("nsTextWidget::GetBounds not wrong\n"); // the following is just a placeholder
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nsWindow::GetClientBounds(aRect);
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return NS_OK;
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}
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/**
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* Renders the TextWidget for Printing
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*
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**/
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NS_METHOD nsTextWidget::Paint(nsIRenderingContext& aRenderingContext,
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const nsRect& aDirtyRect)
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{
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nsRect rect;
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float appUnits;
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float scale;
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nsIDeviceContext * context;
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aRenderingContext.GetDeviceContext(context);
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context->GetCanonicalPixelScale(scale);
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context->GetDevUnitsToAppUnits(appUnits);
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GetBoundsAppUnits(rect, appUnits);
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aRenderingContext.SetColor(NS_RGB(0,0,0));
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nscolor bgColor = NS_RGB(255,255,255);
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nscolor fgColor = NS_RGB(0,0,0);
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nscolor hltColor = NS_RGB(240,240,240);
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nscolor sdwColor = NS_RGB(128,128,128);
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nscolor txtBGColor = NS_RGB(255,255,255);
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nscolor txtFGColor = NS_RGB(0,0,0);
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nsILookAndFeel * lookAndFeel;
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if (NS_OK == nsComponentManager::CreateInstance(kLookAndFeelCID, nsnull, kILookAndFeelIID, (void**)&lookAndFeel)) {
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lookAndFeel->GetColor(nsILookAndFeel::eColor_WidgetBackground, bgColor);
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lookAndFeel->GetColor(nsILookAndFeel::eColor_WidgetForeground, fgColor);
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lookAndFeel->GetColor(nsILookAndFeel::eColor_Widget3DShadow, sdwColor);
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lookAndFeel->GetColor(nsILookAndFeel::eColor_Widget3DHighlight, hltColor);
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lookAndFeel->GetColor(nsILookAndFeel::eColor_TextBackground, txtBGColor);
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lookAndFeel->GetColor(nsILookAndFeel::eColor_TextForeground, txtFGColor);
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}
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aRenderingContext.SetColor(txtBGColor);
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aRenderingContext.FillRect(rect);
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// Paint Black border
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//nsBaseWidget::Paint(aRenderingContext, aDirtyRect);
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nscoord onePixel = nscoord(scale);
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nscoord twoPixels = nscoord(scale*2);
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rect.x += onePixel;
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rect.y += onePixel;
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rect.width -= twoPixels+onePixel;
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rect.height -= twoPixels+onePixel;
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nscoord right = rect.x+rect.width;
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nscoord bottom = rect.y+rect.height;
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// Draw Left & Top
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aRenderingContext.SetColor(NS_RGB(128,128,128));
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DrawScaledLine(aRenderingContext, rect.x, rect.y, right, rect.y, scale, appUnits, PR_TRUE); // top
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DrawScaledLine(aRenderingContext, rect.x, rect.y, rect.x, bottom, scale, appUnits, PR_FALSE); // left
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//DrawScaledLine(aRenderingContext, rect.x+onePixel, rect.y+onePixel, right-onePixel, rect.y+onePixel, scale, appUnits, PR_TRUE); // top + 1
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//DrawScaledLine(aRenderingContext, rect.x+onePixel, rect.y+onePixel, rect.x+onePixel, bottom-onePixel, scale, appUnits, PR_FALSE); // left + 1
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// Draw Right & Bottom
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aRenderingContext.SetColor(NS_RGB(192,192,192));
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DrawScaledLine(aRenderingContext, right, rect.y+onePixel, right, bottom, scale, appUnits, PR_FALSE); // right
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DrawScaledLine(aRenderingContext, rect.x+onePixel, bottom, right, bottom, scale, appUnits, PR_TRUE); // bottom
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//DrawScaledLine(aRenderingContext, right-onePixel, rect.y+twoPixels, right-onePixel, bottom, scale, appUnits, PR_FALSE); // right + 1
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//DrawScaledLine(aRenderingContext, rect.x+twoPixels, bottom-onePixel, right, bottom-onePixel, scale, appUnits, PR_TRUE); // bottom + 1
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aRenderingContext.SetFont(*mFont);
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nscoord textWidth;
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nscoord textHeight;
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aRenderingContext.GetWidth(mText, textWidth);
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nsIFontMetrics* metrics;
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context->GetMetricsFor(*mFont, metrics);
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metrics->GetMaxAscent(textHeight);
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nscoord x = (twoPixels * 2) + rect.x;
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nscoord y = ((rect.height - textHeight) / 2) + rect.y;
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aRenderingContext.SetColor(txtFGColor);
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if (!mIsPassword) {
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aRenderingContext.DrawString(mText, x, y);
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} else {
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nsString astricks;
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PRInt32 i;
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for (i=0;i<mText.Length();i++) {
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astricks.Append(NS_LITERAL_STRING("*"));
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}
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aRenderingContext.DrawString(astricks, x, y);
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}
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NS_RELEASE(context);
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return NS_OK;
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}
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BView *nsTextWidget::CreateBeOSView()
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{
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mTextView = new nsTextViewBeOS(this, BRect(0, 0, 0, 0), B_EMPTY_STRING, BRect(0, 0, 0, 0), B_FOLLOW_LEFT | B_FOLLOW_TOP, B_WILL_DRAW);
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return new TextFrameBeOS(mTextView, BRect(0, 0, 0, 0), B_EMPTY_STRING, 0, 0);
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}
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//----------------------------------------------------
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// BeOS Sub-Class TextView
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//----------------------------------------------------
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nsTextViewBeOS::nsTextViewBeOS( nsIWidget *aWidgetWindow, BRect aFrame,
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const char *aName, BRect aTextRect, uint32 aResizingMode,
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uint32 aFlags )
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: BTextView( aFrame, aName, aTextRect, aResizingMode, aFlags ),
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nsIWidgetStore( aWidgetWindow )
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{
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DisallowChar(10);
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DisallowChar(13);
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SetMaxBytes(256);
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SetWordWrap(false);
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}
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void nsTextViewBeOS::KeyDown(const char *bytes, int32 numBytes)
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{
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// call back if not enter/return
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if(numBytes != 1 || (bytes[0] != 10 && bytes[0] != 13))
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BTextView::KeyDown(bytes, numBytes);
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nsWindow *w = (nsWindow *)GetMozillaWidget();
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nsToolkit *t;
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int32 keycode = 0;
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BMessage *msg = this->Window()->CurrentMessage();
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if (msg) {
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msg->FindInt32("key", &keycode);
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}
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if(w && (t = w->GetToolkit()) != 0)
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{
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uint32 bytebuf = 0;
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uint8 *byteptr = (uint8 *)&bytebuf;
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for(int32 i = 0; i < numBytes; i++)
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byteptr[i] = bytes[i];
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uint32 args[5];
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args[0] = NS_KEY_DOWN;
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args[1] = bytebuf;
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args[2] = numBytes;
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args[3] = modifiers();
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args[4] = keycode;
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MethodInfo *info = new MethodInfo(w, w, nsWindow::ONKEY, 5, args);
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t->CallMethodAsync(info);
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NS_RELEASE(t);
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}
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}
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void nsTextViewBeOS::KeyUp(const char *bytes, int32 numBytes)
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{
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// call back if not enter/return
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if(numBytes != 1 || (bytes[0] != 10 && bytes[0] != 13))
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BTextView::KeyUp(bytes, numBytes);
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nsWindow *w = (nsWindow *)GetMozillaWidget();
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nsToolkit *t;
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int32 keycode = 0;
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BMessage *msg = this->Window()->CurrentMessage();
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if (msg) {
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msg->FindInt32("key", &keycode);
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}
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if(w && (t = w->GetToolkit()) != 0)
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{
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uint32 bytebuf = 0;
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uint8 *byteptr = (uint8 *)&bytebuf;
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for(int32 i = 0; i < numBytes; i++)
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byteptr[i] = bytes[i];
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uint32 args[5];
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args[0] = NS_KEY_UP;
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args[1] = (int32)bytebuf;
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args[2] = numBytes;
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args[3] = modifiers();
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args[4] = keycode;
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MethodInfo *info = new MethodInfo(w, w, nsWindow::ONKEY, 5, args);
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t->CallMethodAsync(info);
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NS_RELEASE(t);
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}
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}
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