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Added paint method for printing (and possible future owner draw)

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git-svn-id: svn://10.0.0.236/trunk@15252 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
rods%netscape.com
1998-11-24 14:57:09 +00:00
parent 7964c78293
commit da0a53c2df
20 changed files with 782 additions and 50 deletions
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110
mozilla/widget/src/windows/nsButton.cpp
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@@ -24,6 +24,16 @@
#include "nsStringUtil.h"
#include <windows.h>
#include "nsILookAndFeel.h"
#include "nsWidgetsCID.h"
#include "nsRepository.h"
#include "nsIDeviceContext.h"
#include "nsIFontMetrics.h"
static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);
NS_IMPL_ADDREF(nsButton)
NS_IMPL_RELEASE(nsButton)
@@ -79,6 +89,8 @@ nsresult nsButton::QueryInterface(const nsIID& aIID, void** aInstancePtr)
//-------------------------------------------------------------------------
NS_METHOD nsButton::SetLabel(const nsString& aText)
{
mLabel = aText;
if (NULL == mWnd) {
return NS_ERROR_FAILURE;
}
@@ -95,12 +107,15 @@ NS_METHOD nsButton::SetLabel(const nsString& aText)
//-------------------------------------------------------------------------
NS_METHOD nsButton::GetLabel(nsString& aBuffer)
{
int actualSize = ::GetWindowTextLength(mWnd)+1;
aBuffer = mLabel;
/*int actualSize = ::GetWindowTextLength(mWnd)+1;
NS_ALLOC_CHAR_BUF(label, 256, actualSize);
::GetWindowText(mWnd, label, actualSize);
aBuffer.SetLength(0);
aBuffer.Append(label);
NS_FREE_CHAR_BUF(label);
*/
return NS_OK;
}
@@ -155,4 +170,97 @@ DWORD nsButton::WindowExStyle()
return 0;
}
/**
* Renders the Button for Printing
*
**/
NS_METHOD nsButton::Paint(nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect)
{
float appUnits;
float devUnits;
float scale;
nsIDeviceContext * context;
aRenderingContext.GetDeviceContext(context);
context->GetCanonicalPixelScale(scale);
context->GetAppUnitsToDevUnits(devUnits);
context->GetDevUnitsToAppUnits(appUnits);
nsRect rect;
GetBoundsAppUnits(rect, appUnits);
aRenderingContext.SetColor(NS_RGB(0,0,0));
nscolor bgColor = NS_RGB(255,255,255);
nscolor fgColor = NS_RGB(0,0,0);
nscolor hltColor = NS_RGB(240,240,240);
nscolor sdwColor = NS_RGB(128,128,128);
nsILookAndFeel * lookAndFeel;
if (NS_OK == nsRepository::CreateInstance(kLookAndFeelCID, nsnull, kILookAndFeelIID, (void**)&lookAndFeel)) {
lookAndFeel->GetColor(nsILookAndFeel::eColor_WidgetBackground, bgColor);
lookAndFeel->GetColor(nsILookAndFeel::eColor_WidgetForeground, fgColor);
lookAndFeel->GetColor(nsILookAndFeel::eColor_Widget3DShadow, sdwColor);
lookAndFeel->GetColor(nsILookAndFeel::eColor_Widget3DHighlight, hltColor);
}
aRenderingContext.SetColor(bgColor);
aRenderingContext.FillRect(rect);
/*aRenderingContext.SetColor(bgColor);
for (int i=0;i<int(scale);i++) {
aRenderingContext.DrawRect(rect);
rect.x += 3;
rect.y += 3;
rect.width -= 6;
rect.height -= 6;
}*/
nscoord onePixel = nscoord(scale);
nscoord twoPixels = nscoord(scale*2);
rect.x += onePixel;
rect.y += onePixel;
rect.width -= twoPixels;
rect.height -= twoPixels;
nscoord right = rect.x+rect.width;
nscoord bottom = rect.y+rect.height;
// Draw Left & Top
aRenderingContext.SetColor(NS_RGB(225,225,225));
DrawScaledLine(aRenderingContext, rect.x, rect.y, right, rect.y, scale, appUnits, PR_TRUE); // top
DrawScaledLine(aRenderingContext, rect.x, rect.y, rect.x, bottom, scale, appUnits, PR_FALSE); // left
//DrawScaledLine(aRenderingContext, rect.x+onePixel, rect.y+onePixel, right-onePixel, rect.y+onePixel, scale, appUnits, PR_TRUE); // top + 1
//DrawScaledLine(aRenderingContext, rect.x+onePixel, rect.y+onePixel, rect.x+onePixel, bottom-onePixel, scale, appUnits, PR_FALSE); // left + 1
// Draw Right & Bottom
aRenderingContext.SetColor(NS_RGB(128,128,128));
DrawScaledLine(aRenderingContext, right, rect.y+onePixel, right, bottom, scale, appUnits, PR_FALSE); // right
DrawScaledLine(aRenderingContext, rect.x+onePixel, bottom, right, bottom, scale, appUnits, PR_TRUE); // bottom
//DrawScaledLine(aRenderingContext, right-onePixel, rect.y+twoPixels, right-onePixel, bottom, scale, appUnits, PR_FALSE); // right + 1
//DrawScaledLine(aRenderingContext, rect.x+twoPixels, bottom-onePixel, right, bottom-onePixel, scale, appUnits, PR_TRUE); // bottom + 1
aRenderingContext.SetFont(*mFont);
nscoord textWidth;
nscoord textHeight;
aRenderingContext.GetWidth(mLabel, textWidth);
nsIFontMetrics* metrics;
context->GetMetricsFor(*mFont, metrics);
metrics->GetMaxAscent(textHeight);
nscoord x = ((rect.width - textWidth) / 2) + rect.x;
nscoord y = ((rect.height - textHeight) / 2) + rect.y;
aRenderingContext.DrawString(mLabel, x, y, 0);
NS_RELEASE(context);
return NS_OK;
}