WebSVN – Kolibri OS – Diff – /programs/cmm/textreader/textreader.c

 #define MEMSIZE 4096*25
 #include "../lib/font.h"
 #include "../lib/io.h"
 #include "../lib/gui.h"
 #include "../lib/list_box.h"
 #include "../lib/obj/box_lib.h"
 #include "../lib/obj/libini.h"
 #include "../lib/obj/iconv.h"
 #include "../lib/obj/proc_lib.h"
 #include "../lib/patterns/libimg_load_skin.h"
 #include "../lib/patterns/simple_open_dialog.h"
 #define TOOLBAR_H 34
 #define TOOLBAR_ICON_WIDTH  26
 #define TOOLBAR_ICON_HEIGHT 24
-#define TOOLBAR_OPEN_FILE_LEFT       8
-#define TOOLBAR_MAGNIFY_PLUS_LEFT    42
-#define TOOLBAR_MAGNIFY_MINUS_LEFT   67
-#define TOOLBAR_CHANGE_ENCODING_LEFT 101
-#define TOOLBAR_RUN_EDIT_LEFT        135
 #define DEFAULT_FONT   "/sys/fonts/Tahoma.kf"
 #define DEFAULT_EDITOR "/sys/tinypad"
-#define INTRO_TEXT "This is a plain text reader.\nTry to open some text file."
+#define INTRO_TEXT "This is a plain Text Reader.\nTry to open some text file."
-#define VERSION "Text Reader v1.02"
+#define VERSION "Text Reader v1.03"
 #define ABOUT "Idea: Leency, punk_joker
 Code: Leency, Veliant, KolibriOS Team
 Hotkeys:
 Ctrl+O - open file
 Ctrl+Up - bigger font
 Ctrl+Down - smaller font
 Ctrl+Tab - select charset
 Ctrl+E - edit current document
 Press any key..."
 char default_dir[] = "/rd/1";
 od_filter filter2 = {0,0};
 scroll_bar scroll = { 15,200,398,44,0,2,115,15,0,0xeeeeee,0xBBBbbb,0xeeeeee,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1};
 llist list;
 proc_info Form;
 char title[4196];
 byte help_opened = false;
-char char_width[255];
-dword line_offset;
-#define DWORD 4;
 enum {
 	OPEN_FILE,
 	MAGNIFY_MINUS,
 	MAGNIFY_PLUS,
 	CHANGE_ENCODING,
 	RUN_EDIT,
 	SHOW_INFO,
 };
 #include "ini.h"
 #include "menu.h"
+#include "gui.h"
+#include "prepare_page.h"
 void InitDlls()
+{
 	load_dll(boxlib,    #box_lib_init,   0);
 	load_dll(libio,     #libio_init,     1);
 	load_dll(libimg,    #libimg_init,    1);
 	load_dll(libini,    #lib_init,       1);
 	load_dll(iconv_lib, #iconv_open,     0);
 	load_dll(Proc_lib,  #OpenDialog_init,0);
+}
-void EventShowInfo()
-{
-	ShowAbout();
-}
-void EventOpenFile()
-{
-	OpenDialog_start stdcall (#o_dialog);
+void main()
-	OpenFile(#openfile_path);
-	PreparePage();
+{
-}
+	InitDlls();
-void EventMagnifyPlus()
+	OpenDialog_init stdcall (#o_dialog);
+	font.no_bg_copy = true;
-{
+	font.color      = 0;
-	font.size.text++;
+	font.bg_color   = 0xFFFFFF;
+	font.load(DEFAULT_FONT);
-	if(!font.changeSIZE())
-		font.size.text--;
+	if (!font.data) {
+		io.run("/sys/@notify","'Error: Font is not loaded.' -E");
+		ExitProcess();
-	else
+	}
+	Libimg_LoadImage(#skin, abspath("toolbar.png"));
+	LoadIniSettings();
-		PreparePage();
+	OpenFile(#param);
-}
+	list.no_selection = true;
+	SetEventMask(10000000000000000000000001100111b);
+	loop()
+	{
+		switch(WaitEvent())
+		{
-void EventMagnifyMinus()
+			case evMouse:
+				HandleMouseEvent();
+				break;
+			case evKey:
-{
+				HandleKeyEvent();
+				break;
+			case evButton:
+				HandleButtonEvent();
-	font.size.text--;
+				break;
+			case evReDraw:
+				if (action_buf) {
+					OpenFile(#param);
-	if(!font.changeSIZE())
+					PreparePage();
-		font.size.text++;
-	else
-		PreparePage();
-}
 					action_buf = false;
-void EventRunEdit()
-{
-	io.run(DEFAULT_EDITOR, #param);
-}
 				};
+				draw_window();
-void EventChangeEncoding()
+		}
+	}
-	CreateThread(#menu_rmb,#stak+4092);
+}
-}
-void HandleMouseEvent()
+void HandleButtonEvent()
 {
 	mouse.get();
+	byte btn = GetButtonID();
+	if (btn==1) {
+		SaveIniSettings();
+		ExitProcess();
+	}
+	btn-=10;
+	switch(btn)
-	list.wheel_size = 7;
+	{
+		case OPEN_FILE:
+			EventOpenFile();
-	if (list.MouseScroll(mouse.vert)) {
+			break;
+		case MAGNIFY_PLUS:
+			EventMagnifyPlus();
-		DrawPage();
+			break;
+		case MAGNIFY_MINUS:
+			EventMagnifyMinus();
+			break;
+		case CHANGE_ENCODING:
+			EventChangeEncoding();
+			break;
-		return;
+		case RUN_EDIT:
 			EventRunEdit();
-	scrollbar_v_mouse (#scroll);
+			break;
-	if (list.first != scroll.position) {
+		case SHOW_INFO:
-		list.first = scroll.position;
+			EventShowInfo();
-		DrawPage();
+			break;
+	}
+}
 void HandleKeyEvent()
+{
 	if (help_opened) {
 		help_opened = false;
 		DrawPage();
 		return;
+	}
 	GetKeys();
 	if (key_scancode==059) {
 		EventShowInfo();
 		return;
+	}
 	if (key_modifier & KEY_LCTRL) || (key_modifier & KEY_RCTRL) {
 		switch (key_scancode)
+		{
 			case 024:
 				EventOpenFile();
 				break;
 			case SCAN_CODE_UP:
 				EventMagnifyPlus();
 				break;
 			case SCAN_CODE_DOWN:
 				EventMagnifyMinus();
 				break;
 			case 018:
 				EventRunEdit();
 				break;
 			case SCAN_CODE_TAB:
 				EventChangeEncoding();
 				break;
+		}
 		return;
+	}
 	if (list.ProcessKey(key_scancode))
 		DrawPage();
+}
-void HandleButtonEvent()
-{
-	byte btn = GetButtonID();
-	if (btn==1) {
-		SaveIniSettings();
-		ExitProcess();
-	}
 	btn-=10;
-	switch(btn)
+void HandleMouseEvent()
-	{
+{
-		case OPEN_FILE:
-			EventOpenFile();
-			break;
+	mouse.get();
-		case MAGNIFY_PLUS:
+	list.wheel_size = 7;
-			EventMagnifyPlus();
-			break;
-		case MAGNIFY_MINUS:
+	if (list.MouseScroll(mouse.vert)) {
-			EventMagnifyMinus();
-			break;
-		case CHANGE_ENCODING:
+		DrawPage();
-			EventChangeEncoding();
+		return;
-			break;
+	}
-		case RUN_EDIT:
-			EventRunEdit();
-			break;
+	scrollbar_v_mouse (#scroll);
-		case SHOW_INFO:
+	if (list.first != scroll.position) {
-			EventShowInfo();
+		list.first = scroll.position;
-			break;
+		DrawPage();
+	}
+}
+/* ----------------------------------------------------- */
-void main()
+void EventOpenFile()
+{
+	OpenDialog_start stdcall (#o_dialog);
-{
+	OpenFile(#openfile_path);
+	PreparePage();
+}
+void EventMagnifyPlus()
-	InitDlls();
+{
+	font.size.text++;
+	if(!font.changeSIZE())
+		font.size.text--;
+	else
+		PreparePage();
+}
-	OpenDialog_init stdcall (#o_dialog);
+void EventMagnifyMinus()
+{
+	font.size.text--;
+	if(!font.changeSIZE())
+		font.size.text++;
+	else
+		PreparePage();
-	font.no_bg_copy = true;
+}
-	font.color      = 0;
+void EventRunEdit()
+{
-	font.bg_color   = 0xFFFFFF;
+	io.run(DEFAULT_EDITOR, #param);
 	font.load(DEFAULT_FONT);
+void EventChangeEncoding()
+{
+	CreateThread(#menu_rmb,#stak+4092);
+}
-	if (!font.data) {
+void EventShowInfo() {
-		io.run("/sys/@notify","'Error: Font is not loaded.' -E");
-		ExitProcess();
-	}
-	Libimg_LoadImage(#skin, abspath("toolbar.png"));
+	help_opened = true;
+	DrawBar(list.x, list.y, list.w, list.h, 0xFFFfff);
-	LoadIniSettings();
+	WriteText(list.x + 10, list.y + 10, 10000001b, 0x555555, VERSION);
-	OpenFile(#param);
-	list.no_selection = true;
+	WriteTextLines(list.x + 10, list.y+40, 10110000b, 0, ABOUT, 20);
-	SetEventMask(10000000000000000000000001100111b);
-	loop()
+}
-	{
-		switch(WaitEvent())
-		{
-			case evMouse:
-				HandleMouseEvent();
+/* ------------------------------------------- */
-				break;
-			case evKey:
-				HandleKeyEvent();
-				break;
-			case evButton:
-				HandleButtonEvent();
-				break;
+void OpenFile(dword f_path)
+{
+	int tmp;
+	if (ESBYTE[f_path]) {
+		strcpy(#param, f_path);
-			case evReDraw:
+		io.read(#param);
+		strcpy(#title, #param);
+		strcat(#title, " - Text Reader");
+	}
-				if (action_buf) {
+	else {
-					OpenFile(#param);
+		if (list.count) return;
-					PreparePage();
+		io.buffer_data = INTRO_TEXT;
-					action_buf = false;
+		strcpy(#title, "Text Reader");
 				};
-				draw_window();
+	if (encoding!=CH_CP866) ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
 	list.KeyHome();
 	list.ClearList();
+}
 void draw_window()
+{
 	DefineAndDrawWindow(Form.left,Form.top,Form.width,Form.height,0x73,0,#title);
 	GetProcessInfo(#Form, SelfInfo);
 	if (Form.status_window>2) return;
 	if (Form.width  < 200) { MoveSize(OLD,OLD,200,OLD); return; }
 	if (Form.height < 200) { MoveSize(OLD,OLD,OLD,200); return; }
 	DrawBar(0, 0, Form.cwidth, TOOLBAR_H - 1, 0xe1e1e1);
 	DrawBar(0, TOOLBAR_H - 1, Form.cwidth, 1, 0x7F7F7F);
-	DrawToolbarButton(OPEN_FILE,       TOOLBAR_OPEN_FILE_LEFT);
+	DrawToolbarButton(OPEN_FILE,       8);
-	DrawToolbarButton(MAGNIFY_PLUS,    TOOLBAR_MAGNIFY_PLUS_LEFT);
+	DrawToolbarButton(MAGNIFY_PLUS,    42);
-	DrawToolbarButton(MAGNIFY_MINUS,   TOOLBAR_MAGNIFY_MINUS_LEFT);
+	DrawToolbarButton(MAGNIFY_MINUS,   67);
-	DrawToolbarButton(CHANGE_ENCODING, TOOLBAR_CHANGE_ENCODING_LEFT);
+	DrawToolbarButton(CHANGE_ENCODING, 101);
-	DrawToolbarButton(RUN_EDIT,        TOOLBAR_RUN_EDIT_LEFT);
+	DrawToolbarButton(RUN_EDIT,        135);
 	DrawToolbarButton(SHOW_INFO,       Form.cwidth - 34);
 	if ((Form.cwidth-scroll.size_x-1 == list.w) &&
 		(Form.cheight-TOOLBAR_H == list.h) &&
 		(list.count)
+	)
+	{
 		DrawPage();
 	} else {
 		PreparePage();
+	}
 	DrawRectangle(scroll.start_x, scroll.start_y, scroll.size_x, scroll.size_y-1, scroll.bckg_col);
+}
 void DrawPage()
+{
 	_PutImage(list.x,list.y,list.w,list.h,list.first*list.item_h*list.w*3 + font.buffer);
 	DrawScroller();
+}
-void PreparePage()
-{
-	char line[4096]=0;
-	dword line_start;
-	byte ch;
-	dword bufoff;
-	dword line_length=30;
-	dword stroka_y = 5;
-	dword stroka=0;
-	int i, srch_pos;
-	font.changeSIZE();
-	list.w = Form.cwidth-scroll.size_x-1;
-	//get font chars width, need to increase performance
-	for (i=0; i<256; i++) char_width[i] = font.symbol_size(i);
-	//get font buffer height
-	for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++)
-	{
-		ch = ESBYTE[bufoff];
-		line_length += char_width[ch];
-		if (line_length>=list.w) || (ch==10) {
-			srch_pos = bufoff;
-			loop()
-			{
-				if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
-				if (srch_pos == line_start) break; //no white space found in whole line
-				srch_pos--;
-			}
-			line_start = bufoff;
-			line_length = 30;
-			stroka++;
-		}
-	}
-	//draw text in buffer
-	list.count = stroka+2;
-	list.SetSizes(0, TOOLBAR_H, list.w, Form.cheight-TOOLBAR_H, font.size.text+1);
-	if (list.count < list.visible) list.count = list.visible;
-	font.size.height = list.count+1*list.item_h;
-	font.buffer_size = 0;
-	line_length = 30;
-	line_start = io.buffer_data;
-	for (bufoff=io.buffer_data; ESBYTE[bufoff]; bufoff++)
-	{
-		ch = ESBYTE[bufoff];
-		line_length += char_width[ch];
-		if (line_length>=list.w) || (ch==10)
-		{
-			//set word break
-			srch_pos = bufoff;
-			loop()
-			{
-				if (__isWhite(ESBYTE[srch_pos])) { bufoff=srch_pos+1; break; } //normal word-break
-				if (srch_pos == line_start) break; //no white space found in whole line
-				srch_pos--;
-			}
-			i = bufoff-line_start;
-			strlcpy(#line, line_start, i);
-			font.prepare_buf(8,stroka_y,list.w,font.size.height, #line);
-			stroka_y += list.item_h;
-			line_start = bufoff;
-			line_length = 30;
-		}
-	}
-	font.prepare_buf(8,stroka_y,list.w,font.size.height, line_start);
-	SmoothFont(font.buffer, font.size.width, font.size.height);
-	DrawPage();
-}
-void DrawToolbarButton(char image_id, int x)
-{
-	DefineButton(x, 5, TOOLBAR_ICON_WIDTH-1, TOOLBAR_ICON_HEIGHT-1, 10+image_id + BT_HIDE, 0);
-	img_draw stdcall(skin.image, x, 5, TOOLBAR_ICON_WIDTH, TOOLBAR_ICON_HEIGHT, 0, image_id*TOOLBAR_ICON_HEIGHT);
-}
-void DrawScroller()
-{
-	scroll.max_area = list.count;
-	scroll.cur_area = list.visible;
-	scroll.position = list.first;
-	scroll.all_redraw = 0;
-	scroll.start_x = list.x + list.w;
-	scroll.start_y = list.y;
-	scroll.size_y = list.h;
-	scroll.start_x = list.x + list.w;
-	scrollbar_v_draw(#scroll);
-}
-void OpenFile(dword f_path)
-{
-	int tmp;
-	if (ESBYTE[f_path]) {
-		strcpy(#param, f_path);
-		io.read(#param);
-		strcpy(#title, #param);
-		strcat(#title, " - Text Reader");
-	}
-	else {
-		if (list.count) return;
-		io.buffer_data = INTRO_TEXT;
-		strcpy(#title, "Text Reader");
-	}
-	if (encoding!=CH_CP866) ChangeCharset(charsets[encoding], "CP866", io.buffer_data);
-	list.KeyHome();
-	list.ClearList();
-}
-ShowAbout() {
-	help_opened = true;
-	DrawBar(list.x, list.y, list.w, list.h, 0xFFFfff);
-	WriteText(list.x + 10, list.y + 10, 10000001b, 0x555555, VERSION);
-	WriteTextLines(list.x + 10, list.y+40, 10110000b, 0, ABOUT, 20);
-}

Subversion Repositories Kolibri OS

(root)/programs/cmm/textreader/textreader.c @ 5980 – Rev 5962 → 5980