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added look and feel accessor to pres context

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This commit is contained in:
peterl%netscape.com 1999-09-10 05:51:08 +00:00
parent 7ee5f20bcd
commit e76b661939
6 changed files with 82 additions and 2 deletions
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32
layout/base/nsPresContext.cpp
View File

@ -36,6 +36,9 @@
#include "nsIDocument.h"
#include "nsIStyleContext.h"
#include "nsLayoutAtoms.h"
#include "nsILookAndFeel.h"
#include "nsWidgetsCID.h"
#include "nsIComponentManager.h"
#ifdef _WIN32
#include <windows.h>
#endif
@ -53,6 +56,8 @@ PrefChangedCallback(const char* aPrefName, void* instance_data)
}
static NS_DEFINE_IID(kIPresContextIID, NS_IPRESCONTEXT_IID);
static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);
nsPresContext::nsPresContext()
: mDefaultFont("Times", NS_FONT_STYLE_NORMAL,
@ -76,7 +81,8 @@ nsPresContext::nsPresContext()
#else
mWidgetRenderingMode = eWidgetRendering_Gfx;
#endif
mLookAndFeel = nsnull;
#ifdef _WIN32
// XXX This needs to be elsewhere, e.g., part of nsIDeviceContext
@ -106,6 +112,8 @@ nsPresContext::~nsPresContext()
if (mEventManager)
mEventManager->SetPresContext(nsnull); // unclear if this is needed, but can't hurt
NS_IF_RELEASE(mLookAndFeel);
// Unregister preference callbacks
if (mPrefs) {
mPrefs->UnregisterCallback("browser.", PrefChangedCallback, (void*)this);
@ -368,6 +376,28 @@ nsPresContext::SetWidgetRenderingMode(nsWidgetRendering aMode)
}
NS_IMETHODIMP
nsPresContext::GetLookAndFeel(nsILookAndFeel** aLookAndFeel)
{
NS_PRECONDITION(nsnull != aLookAndFeel, "null ptr");
if (nsnull == aLookAndFeel) {
return NS_ERROR_NULL_POINTER;
}
nsresult result = NS_OK;
if (! mLookAndFeel) {
result = nsComponentManager::CreateInstance(kLookAndFeelCID, nsnull,
kILookAndFeelIID, (void**)&mLookAndFeel);
if (NS_FAILED(result)) {
mLookAndFeel = nsnull;
}
}
NS_IF_ADDREF(mLookAndFeel);
*aLookAndFeel = mLookAndFeel;
return result;
}
NS_IMETHODIMP
nsPresContext::GetBaseURL(nsIURI** aResult)
{

6
layout/base/nsPresContext.h
View File

@ -41,6 +41,7 @@ class nsIAtom;
class nsString;
class nsIEventStateManager;
class nsIURI;
class nsILookAndFeel;
#define NS_IPRESCONTEXT_IID \
{ 0x0a5d12e0, 0x944e, 0x11d1, \
@ -108,6 +109,11 @@ public:
NS_IMETHOD GetWidgetRenderingMode(nsWidgetRendering* aModeResult) = 0;
NS_IMETHOD SetWidgetRenderingMode(nsWidgetRendering aMode) = 0;
/**
* Get look and feel object
*/
NS_IMETHOD GetLookAndFeel(nsILookAndFeel** aLookAndFeel) = 0;
/**
* Get base url for presentation
*/

6
layout/base/public/nsIPresContext.h
View File

@ -41,6 +41,7 @@ class nsIAtom;
class nsString;
class nsIEventStateManager;
class nsIURI;
class nsILookAndFeel;
#define NS_IPRESCONTEXT_IID \
{ 0x0a5d12e0, 0x944e, 0x11d1, \
@ -108,6 +109,11 @@ public:
NS_IMETHOD GetWidgetRenderingMode(nsWidgetRendering* aModeResult) = 0;
NS_IMETHOD SetWidgetRenderingMode(nsWidgetRendering aMode) = 0;
/**
* Get look and feel object
*/
NS_IMETHOD GetLookAndFeel(nsILookAndFeel** aLookAndFeel) = 0;
/**
* Get base url for presentation
*/

6
layout/base/public/nsPresContext.h
View File

@ -41,6 +41,7 @@ class nsIAtom;
class nsString;
class nsIEventStateManager;
class nsIURI;
class nsILookAndFeel;
#define NS_IPRESCONTEXT_IID \
{ 0x0a5d12e0, 0x944e, 0x11d1, \
@ -108,6 +109,11 @@ public:
NS_IMETHOD GetWidgetRenderingMode(nsWidgetRendering* aModeResult) = 0;
NS_IMETHOD SetWidgetRenderingMode(nsWidgetRendering aMode) = 0;
/**
* Get look and feel object
*/
NS_IMETHOD GetLookAndFeel(nsILookAndFeel** aLookAndFeel) = 0;
/**
* Get base url for presentation
*/

32
layout/base/src/nsPresContext.cpp
View File

@ -36,6 +36,9 @@
#include "nsIDocument.h"
#include "nsIStyleContext.h"
#include "nsLayoutAtoms.h"
#include "nsILookAndFeel.h"
#include "nsWidgetsCID.h"
#include "nsIComponentManager.h"
#ifdef _WIN32
#include <windows.h>
#endif
@ -53,6 +56,8 @@ PrefChangedCallback(const char* aPrefName, void* instance_data)
}
static NS_DEFINE_IID(kIPresContextIID, NS_IPRESCONTEXT_IID);
static NS_DEFINE_IID(kLookAndFeelCID, NS_LOOKANDFEEL_CID);
static NS_DEFINE_IID(kILookAndFeelIID, NS_ILOOKANDFEEL_IID);
nsPresContext::nsPresContext()
: mDefaultFont("Times", NS_FONT_STYLE_NORMAL,
@ -76,7 +81,8 @@ nsPresContext::nsPresContext()
#else
mWidgetRenderingMode = eWidgetRendering_Gfx;
#endif
mLookAndFeel = nsnull;
#ifdef _WIN32
// XXX This needs to be elsewhere, e.g., part of nsIDeviceContext
@ -106,6 +112,8 @@ nsPresContext::~nsPresContext()
if (mEventManager)
mEventManager->SetPresContext(nsnull); // unclear if this is needed, but can't hurt
NS_IF_RELEASE(mLookAndFeel);
// Unregister preference callbacks
if (mPrefs) {
mPrefs->UnregisterCallback("browser.", PrefChangedCallback, (void*)this);
@ -368,6 +376,28 @@ nsPresContext::SetWidgetRenderingMode(nsWidgetRendering aMode)
}
NS_IMETHODIMP
nsPresContext::GetLookAndFeel(nsILookAndFeel** aLookAndFeel)
{
NS_PRECONDITION(nsnull != aLookAndFeel, "null ptr");
if (nsnull == aLookAndFeel) {
return NS_ERROR_NULL_POINTER;
}
nsresult result = NS_OK;
if (! mLookAndFeel) {
result = nsComponentManager::CreateInstance(kLookAndFeelCID, nsnull,
kILookAndFeelIID, (void**)&mLookAndFeel);
if (NS_FAILED(result)) {
mLookAndFeel = nsnull;
}
}
NS_IF_ADDREF(mLookAndFeel);
*aLookAndFeel = mLookAndFeel;
return result;
}
NS_IMETHODIMP
nsPresContext::GetBaseURL(nsIURI** aResult)
{

2
layout/base/src/nsPresContext.h
View File

@ -48,6 +48,7 @@ public:
NS_IMETHOD SetCompatibilityMode(nsCompatibility aMode);
NS_IMETHOD GetWidgetRenderingMode(nsWidgetRendering* aModeResult);
NS_IMETHOD SetWidgetRenderingMode(nsWidgetRendering aMode);
NS_IMETHOD GetLookAndFeel(nsILookAndFeel** aLookAndFeel);
NS_IMETHOD GetBaseURL(nsIURI** aURLResult);
NS_IMETHOD GetMedium(nsIAtom** aMediumResult) = 0;
NS_IMETHOD ResolveStyleContextFor(nsIContent* aContent,
@ -131,6 +132,7 @@ protected:
nsCOMPtr<nsIImageGroup> mImageGroup;
nsILinkHandler* mLinkHandler; // [WEAK]
nsISupports* mContainer; // [WEAK]
nsILookAndFeel* mLookAndFeel;
nsFont mDefaultFont;
nsFont mDefaultFixedFont;
PRInt32 mFontScaler;