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Bug 87744. Make pres shell print debug information when GECKO_VERIFY_REFLOW_FLAGS is set. r=dbaron, sr=attinasi.

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git-svn-id: svn://10.0.0.236/trunk@98042 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
waterson%netscape.com 2001-06-27 04:04:04 +00:00
parent 6942f40a9b
commit 65804204b4
2 changed files with 142 additions and 14 deletions
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78
mozilla/layout/base/nsPresShell.cpp
View File

@ -108,6 +108,7 @@
#ifdef NS_DEBUG
#include "nsIFrameDebug.h"
#endif
#include "prenv.h"
#ifdef MOZ_REFLOW_PERF_DSP
#include "nsIRenderingContext.h"
@ -1247,12 +1248,42 @@ VerifyStyleTree(nsIPresContext* aPresContext, nsIFrameManager* aFrameManager)
#endif
#ifdef NS_DEBUG
/**
* Note: the log module is created during library initialization which
* means that you cannot perform logging before then.
*/
static PRLogModuleInfo* gLogModule;
// Set the environment variable GECKO_VERIFY_REFLOW_FLAGS to one or
// more of the following flags (comma separated) for handy debug
// output.
static PRUint32 gVerifyReflowFlags;
struct VerifyReflowFlags {
char* name;
PRUint32 bit;
};
static VerifyReflowFlags gFlags[] = {
{ "verify", VERIFY_REFLOW_ON },
{ "reflow", VERIFY_REFLOW_NOISY },
{ "all", VERIFY_REFLOW_ALL },
{ "list-commands", VERIFY_REFLOW_DUMP_COMMANDS },
{ "noisy-commands", VERIFY_REFLOW_NOISY_RC },
{ "really-noisy-commands", VERIFY_REFLOW_REALLY_NOISY_RC },
{ "space-manager", VERIFY_REFLOW_INCLUDE_SPACE_MANAGER },
{ "resize", VERIFY_REFLOW_DURING_RESIZE_REFLOW },
};
#define NUM_VERIFY_REFLOW_FLAGS (sizeof(gFlags) / sizeof(gFlags[0]))
static void
ShowVerifyReflowFlags()
{
printf("Here are the available GECKO_VERIFY_REFLOW_FLAGS:\n");
VerifyReflowFlags* flag = gFlags;
VerifyReflowFlags* limit = gFlags + NUM_VERIFY_REFLOW_FLAGS;
while (flag < limit) {
printf(" %s\n", flag->name);
++flag;
}
printf("Note: GECKO_VERIFY_REFLOW_FLAGS is a comma separated list of flag\n");
printf("names (no whitespace)\n");
}
#endif
static PRBool gVerifyReflowEnabled;
@ -1264,8 +1295,41 @@ nsIPresShell::GetVerifyReflowEnable()
static PRBool firstTime = PR_TRUE;
if (firstTime) {
firstTime = PR_FALSE;
gLogModule = PR_NewLogModule("verifyreflow");
gVerifyReflowFlags = gLogModule->level;
char* flags = PR_GetEnv("GECKO_VERIFY_REFLOW_FLAGS");
if (flags) {
PRBool error = PR_FALSE;
for (;;) {
char* comma = PL_strchr(flags, ',');
if (comma)
*comma = '\0';
PRBool found = PR_FALSE;
VerifyReflowFlags* flag = gFlags;
VerifyReflowFlags* limit = gFlags + NUM_VERIFY_REFLOW_FLAGS;
while (flag < limit) {
if (PL_strcasecmp(flag->name, flags) == 0) {
gVerifyReflowFlags |= flag->bit;
found = PR_TRUE;
break;
}
++flag;
}
if (! found)
error = PR_TRUE;
if (! comma)
break;
*comma = ',';
flags = comma + 1;
}
if (error)
ShowVerifyReflowFlags();
}
if (VERIFY_REFLOW_ON & gVerifyReflowFlags) {
gVerifyReflowEnabled = PR_TRUE;
}

78
mozilla/layout/html/base/src/nsPresShell.cpp
View File

@ -108,6 +108,7 @@
#ifdef NS_DEBUG
#include "nsIFrameDebug.h"
#endif
#include "prenv.h"
#ifdef MOZ_REFLOW_PERF_DSP
#include "nsIRenderingContext.h"
@ -1247,12 +1248,42 @@ VerifyStyleTree(nsIPresContext* aPresContext, nsIFrameManager* aFrameManager)
#endif
#ifdef NS_DEBUG
/**
* Note: the log module is created during library initialization which
* means that you cannot perform logging before then.
*/
static PRLogModuleInfo* gLogModule;
// Set the environment variable GECKO_VERIFY_REFLOW_FLAGS to one or
// more of the following flags (comma separated) for handy debug
// output.
static PRUint32 gVerifyReflowFlags;
struct VerifyReflowFlags {
char* name;
PRUint32 bit;
};
static VerifyReflowFlags gFlags[] = {
{ "verify", VERIFY_REFLOW_ON },
{ "reflow", VERIFY_REFLOW_NOISY },
{ "all", VERIFY_REFLOW_ALL },
{ "list-commands", VERIFY_REFLOW_DUMP_COMMANDS },
{ "noisy-commands", VERIFY_REFLOW_NOISY_RC },
{ "really-noisy-commands", VERIFY_REFLOW_REALLY_NOISY_RC },
{ "space-manager", VERIFY_REFLOW_INCLUDE_SPACE_MANAGER },
{ "resize", VERIFY_REFLOW_DURING_RESIZE_REFLOW },
};
#define NUM_VERIFY_REFLOW_FLAGS (sizeof(gFlags) / sizeof(gFlags[0]))
static void
ShowVerifyReflowFlags()
{
printf("Here are the available GECKO_VERIFY_REFLOW_FLAGS:\n");
VerifyReflowFlags* flag = gFlags;
VerifyReflowFlags* limit = gFlags + NUM_VERIFY_REFLOW_FLAGS;
while (flag < limit) {
printf(" %s\n", flag->name);
++flag;
}
printf("Note: GECKO_VERIFY_REFLOW_FLAGS is a comma separated list of flag\n");
printf("names (no whitespace)\n");
}
#endif
static PRBool gVerifyReflowEnabled;
@ -1264,8 +1295,41 @@ nsIPresShell::GetVerifyReflowEnable()
static PRBool firstTime = PR_TRUE;
if (firstTime) {
firstTime = PR_FALSE;
gLogModule = PR_NewLogModule("verifyreflow");
gVerifyReflowFlags = gLogModule->level;
char* flags = PR_GetEnv("GECKO_VERIFY_REFLOW_FLAGS");
if (flags) {
PRBool error = PR_FALSE;
for (;;) {
char* comma = PL_strchr(flags, ',');
if (comma)
*comma = '\0';
PRBool found = PR_FALSE;
VerifyReflowFlags* flag = gFlags;
VerifyReflowFlags* limit = gFlags + NUM_VERIFY_REFLOW_FLAGS;
while (flag < limit) {
if (PL_strcasecmp(flag->name, flags) == 0) {
gVerifyReflowFlags |= flag->bit;
found = PR_TRUE;
break;
}
++flag;
}
if (! found)
error = PR_TRUE;
if (! comma)
break;
*comma = ',';
flags = comma + 1;
}
if (error)
ShowVerifyReflowFlags();
}
if (VERIFY_REFLOW_ON & gVerifyReflowFlags) {
gVerifyReflowEnabled = PR_TRUE;
}