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Removed flicker. Fixed buffer overflow. Added normalization. DeferWindowPos.

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Signed-off-by: Xiaomao Chen <xiaomao5@live.com>
This commit is contained in:
Quantum 2013-06-01 00:23:43 -04:00
parent 40776e90a9
commit 16ab83e32a
2 changed files with 80 additions and 15 deletions
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1
include/MainWindow.hpp
View file

@ -26,6 +26,7 @@ protected:
HWND m_messMini, m_messNormal, m_messMax, m_messCustom;
HWND m_messLevel, m_messUpDown;
HWND m_mess, m_unmess, m_previewShow;
HWND m_nfc, m_nfd;
MyDropTarget m_dropTarget;
PreviewWindow *m_preview;
private:

94
src/MainWindow.cpp
View file

@ -1,5 +1,6 @@
#include <MainWindow.hpp>
#include <Converter.hpp>
#include <nlswrap.hpp>
#include <resource.h>
#include <commctrl.h>
@ -10,7 +11,6 @@
#include <limits.h>
#define BGCOLOUR RGB(0xF0, 0xF0, 0xF0)
#define LEFT(x, y, cx, cy) x, y, cx, cy
#define RIGHT(x, y, cx, cy) (x - cx), y, cx, cy
#define BOTTOM(x, y, cx, cy) x, (y - cy), cx, cy
@ -27,6 +27,8 @@
#define ZALGO_HE_GOES 0xBEEE
#define ZALGO_PREVIEW 0xBEED
#define ZALGO_MESSAGE 0xDEED
#define TEXT_TO_NFC 0xA551
#define TEXT_TO_NFD 0xA552
#define ZALGO_INITIAL (L"To invoke the hive-mind representing chaos.\r\n"\
L"Invoking the feeling of chaos.\r\n"\
@ -59,6 +61,7 @@ UINT ZALGO_MESS_LEVEL_[3] = {6, 10, 14};
#pragma comment(lib, "comdlg32.lib")
WNDPROC wpOrigEditProc;
DWORD rgbWindowBackground;
LRESULT APIENTRY EditSubclassProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
@ -81,7 +84,8 @@ LRESULT MainWindow::OnCreate()
GetClientRect(m_hwnd, &client);
hFont = CreateFontIndirect(&ncmMetrics.lfMessageFont);
hBrush = CreateSolidBrush(BGCOLOUR);
hBrush = GetSysColorBrush(COLOR_WINDOW);
rgbWindowBackground = GetSysColor(COLOR_WINDOW);
hFontMono = CreateFont(0, 0, 0, 0, FW_NORMAL, 0, 0, 0, ANSI_CHARSET,
OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
CLEARTYPE_QUALITY, FF_MODERN, TEXT("Consolas"));
@ -132,6 +136,13 @@ LRESULT MainWindow::OnCreate()
m_previewShow = CreateWindow(WC_BUTTON, L"&Preview",
WS_CHILDWINDOW | WS_VISIBLE | BS_PUSHBUTTON, 0, 0, 0, 0,
m_hwnd, (HMENU) ZALGO_PREVIEW, GetInstance(), NULL);
m_nfc = CreateWindow(WC_BUTTON, L"N&FC",
WS_CHILDWINDOW | WS_VISIBLE | BS_PUSHBUTTON, 0, 0, 0, 0,
m_hwnd, (HMENU) TEXT_TO_NFC, GetInstance(), NULL);
m_nfd = CreateWindow(WC_BUTTON, L"NF&D",
WS_CHILDWINDOW | WS_VISIBLE | BS_PUSHBUTTON, 0, 0, 0, 0,
m_hwnd, (HMENU) TEXT_TO_NFD, GetInstance(), NULL);
PostMessage(m_messUpDown, UDM_SETRANGE32, 1, ZALGO_MESS_LEVEL_OF(ZALGO_MAX_MESS));
PostMessage(m_messUpDown, UDM_SETPOS32, 0, ZALGO_MESS_LEVEL_OF(ZALGO_NORMAL_MESS));
@ -148,6 +159,8 @@ LRESULT MainWindow::OnCreate()
SETFONT(m_mess);
SETFONT(m_unmess);
SETFONT(m_previewShow);
SETFONT(m_nfc);
SETFONT(m_nfd);
#undef SETFONT
Button_SetCheck(m_goUp, 1);
@ -186,6 +199,8 @@ LRESULT MainWindow::OnDestroy()
DestroyWindow(m_mess);
DestroyWindow(m_unmess);
DestroyWindow(m_previewShow);
DestroyWindow(m_nfc);
DestroyWindow(m_nfd);
delete m_preview;
return 0;
}
@ -218,8 +233,10 @@ LRESULT MainWindow::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
return 0;
case WM_SIZE: {
RECT client;
HDWP hdwp;
GetClientRect(m_hwnd, &client);
#define REPOS(hwnd, k) SetWindowPos(hwnd, 0, k, SWP_NOACTIVATE|SWP_NOZORDER)
#define REPOS(hwnd, k) hdwp = DeferWindowPos(hdwp, hwnd, 0, k, SWP_NOACTIVATE|SWP_NOZORDER)
hdwp = BeginDeferWindowPos(14);
REPOS(m_message, LEFT(12, 12, client.right - 24, client.bottom - 94));
REPOS(m_goUp, BOTTOM(12, client.bottom - 59, 140, 20));
REPOS(m_goMiddle, BOTTOM(12, client.bottom - 34, 140, 20));
@ -228,10 +245,13 @@ LRESULT MainWindow::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
REPOS(m_messNormal, BOTTOM(160, client.bottom - 34, 120, 20));
REPOS(m_messMax, BOTTOM(160, client.bottom - 9, 120, 20));
REPOS(m_messCustom, BOTTOM(280, client.bottom - 59, 120, 20));
REPOS(m_messLevel, BOTTOM(280, client.bottom - 34, 100, 20));
REPOS(m_messLevel, BOTTOM(280, client.bottom - 38, 100, 20));
REPOS(m_mess, BOTTOMRIGHT(client.right - 12, client.bottom - 41, 100, 25));
REPOS(m_unmess, BOTTOMRIGHT(client.right - 12, client.bottom - 12, 100, 25));
REPOS(m_previewShow,BOTTOMRIGHT(client.right - 117, client.bottom - 12, 100, 25));
REPOS(m_nfc, BOTTOMRIGHT(client.right - 117, client.bottom - 41, 50, 25));
REPOS(m_nfd, BOTTOMRIGHT(client.right - 117, client.bottom - 12, 50, 25));
REPOS(m_previewShow,BOTTOMRIGHT(client.right - 172, client.bottom - 12, 100, 25));
EndDeferWindowPos(hdwp);
#undef REPOS
PostMessage(m_messUpDown, UDM_SETBUDDY, (WPARAM) m_messLevel, 0);
return 0;
@ -249,9 +269,9 @@ LRESULT MainWindow::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
int textlen;
wchar_t *zalgo;
textlen = Edit_GetTextLength(m_message);
text = new wchar_t[textlen+1];
Edit_GetText(m_message, text, textlen+1);
textlen = Edit_GetTextLength(m_message) + 1;
text = new wchar_t[textlen];
Edit_GetText(m_message, text, textlen);
zalgo = ZalgoComes(text,
IsDlgButtonChecked(m_hwnd, ZALGO_GO_UP),
@ -277,9 +297,9 @@ LRESULT MainWindow::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
int textlen;
wchar_t *zalgo;
textlen = Edit_GetTextLength(m_message);
zalgo = new wchar_t[textlen+1];
Edit_GetText(m_message, zalgo, textlen+1);
textlen = Edit_GetTextLength(m_message) + 1;
zalgo = new wchar_t[textlen];
Edit_GetText(m_message, zalgo, textlen);
text = ZalgoGoes(zalgo);
@ -295,13 +315,57 @@ LRESULT MainWindow::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
case ZALGO_PREVIEW: {
wchar_t *text;
int textlen;
textlen = Edit_GetTextLength(m_message);
textlen = Edit_GetTextLength(m_message) + 1;
text = new wchar_t[textlen];
Edit_GetText(m_message, text, textlen);
SendMessage(m_preview->GetHWND(), WM_CHANGETEXT, 0, (LPARAM) text);
ShowWindow(m_preview->GetHWND(), SW_SHOW);
}
case TEXT_TO_NFC: {
wchar_t *orig, *nfc;
int bufsize;
int textlen;
textlen = Edit_GetTextLength(m_message) + 1;
orig = new wchar_t[textlen];
Edit_GetText(m_message, orig, textlen);
bufsize = ZalgoNormalizeString(MAP_PRECOMPOSED, orig, NULL, 0);
if (bufsize <= 0)
goto nfccleanup;
nfc = new wchar_t[bufsize];
if (ZalgoNormalizeString(MAP_PRECOMPOSED, orig, nfc, bufsize) <= 0)
goto nfccleanup;
Edit_SetText(m_message, nfc);
nfccleanup:
delete nfc;
delete orig;
break;
}
case TEXT_TO_NFD: {
wchar_t *orig, *nfd;
int bufsize;
int textlen;
textlen = Edit_GetTextLength(m_message) + 1;
orig = new wchar_t[textlen];
Edit_GetText(m_message, orig, textlen);
bufsize = ZalgoNormalizeString(MAP_COMPOSITE, orig, NULL, 0);
if (bufsize <= 0)
goto nfdcleanup;
nfd = new wchar_t[bufsize];
if (ZalgoNormalizeString(MAP_COMPOSITE, orig, nfd, bufsize) <= 0)
goto nfdcleanup;
Edit_SetText(m_message, nfd);
nfdcleanup:
delete nfd;
delete orig;
break;
}
case ZALGO_GO_UP:
case ZALGO_GO_CENTER:
case ZALGO_GO_DOWN:
@ -334,7 +398,7 @@ LRESULT MainWindow::HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam)
HBRUSH white = CreateSolidBrush(RGB(255, 255, 255));
if ((HWND) lParam == m_messLevel && IsWindowEnabled(m_messLevel))
return (LRESULT) white;
SetBkColor((HDC) wParam, BGCOLOUR);
SetBkColor((HDC) wParam, rgbWindowBackground);
return (LRESULT) hBrush;
}
case WM_KEYDOWN:
@ -371,8 +435,8 @@ MainWindow *MainWindow::Create(LPCTSTR szTitle)
{
MainWindow *self = new MainWindow();
if (self &&
self->WinCreateWindow(0,
szTitle, WS_OVERLAPPEDWINDOW,
self->WinCreateWindow(WS_EX_COMPOSITED,
szTitle, WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
CW_USEDEFAULT, CW_USEDEFAULT, 640, 480,
NULL, NULL)) {
return self;