cvs: pear /PEAR_Frontend_Gtk/Gtk WidgetHTML.php

alan_k Tue Jun 11 01:45:31 2002 EDT Modified files: /pear/PEAR_Frontend_Gtk/Gtk WidgetHTML.php Log: links now work - eg. they download and render the new page...

Index: pear/PEAR_Frontend_Gtk/Gtk/WidgetHTML.php diff -u pear/PEAR_Frontend_Gtk/Gtk/WidgetHTML.php:1.10 pear/PEAR_Frontend_Gtk/Gtk/WidgetHTML.php:1.11 --- pear/PEAR_Frontend_Gtk/Gtk/WidgetHTML.php:1.10 Sun Jun 9 21:56:58 2002 +++ pear/PEAR_Frontend_Gtk/Gtk/WidgetHTML.php Tue Jun 11 01:45:29 2002 @@ -6,8 +6,11 @@ var $_source; // raw HTML - function test($file) { // load a file into source - for testing only - $this->_source = implode('',file($file)); + var $_URL; // the URL + function loadURL($URL) { // load a file into source - for testing only + $this->_URL = $URL; + $this->_URLparse = parse_url($URL); + $this->_source = str_replace("\r", " ",implode('',file($URL))); //$fh = fopen('/tmp/test','w'); fwrite($fh,$this->_source ); fclose($fh); } var $_tokens = array(); // HTML Tokens id => array($tag,$attribute_string) | $string @@ -58,17 +61,23 @@ } var $Start = FALSE; // start rering (eg. ignore headers) function build($startpos,$endpos) { // read the tokens and build the line/table arrays - then display - $this->layout->freeze(); - - + + $this->Start = FALSE; + // reset all major variables; $this->_line_y = array(); - $this->_states = array(); - $this->states = array(); + $this->stack = array(); $this->cur = array(); $this->curid = array(); - // make a fake first line + $this->_links = array(); + $this->tables = array(); + $this->td = array(); + $this->_lines = array(); $this->_line =0; + $this->_textParts = array(); + + // make a fake first line + $this->_makeFont(); $this->_lines[0]['top'] =0; $this->_lines[0]['ascent'] =0; @@ -346,7 +355,11 @@ $this->$method($item[0],$pos,@$item[1]); break; case 'A': - $ret = $this->$method($item[0],$pos,@$item[1]); + if (@$item[1] && preg_match('/name=/i',@$item[1])) { + // add anchor + } else { + $ret = $this->$method($item[0],$pos,@$item[1]); + } break; @@ -390,10 +403,10 @@ $this->_TABLEmovelines(0); - + $this->_DrawingAreaRepaint(); $this->_area_y = $this->_lines[$this->_line]['bottom'] ; $this->layout->set_size($this->_area_x , $this->_area_y ); - $this->layout->thaw(); + //$this->layout->thaw(); //print_r($this->td); $this->_DrawingAreaClear(); foreach(array_keys($this->tables) as $pos) @@ -403,15 +416,18 @@ foreach(array_keys($this->_textParts) as $id) $this->_drawPart($id); - print_r($this->tables); + $this->_DrawingAreaRepaint(); + + + //print_r($this->tables); //print_r($this->_lines); } /*-----------------------------STACK STUFF--------------------------------*/ - var $check = "BGCOLOR"; // put TABLE|TD to monitor the stack - var $_states = array(); // array of pos'id => various data!!! + var $check = ""; // put TABLE|TD to monitor the stack + var $stack;// array of item stack var $cur; // top of stack @@ -425,7 +441,7 @@ if (!@$this->stack[$what]) $this->stack[$what] = array(); if (!$attributes) $attributes = ":"; - $this->stack[$what][] = array($pos,$attributes); + $this->stack[$what][] = array($pos,trim($attributes)); $this->cur[$what] = $attributes; $this->curid[$what] = $pos; $this->_stackAttributes($attributes,$pos,'push'); @@ -483,11 +499,14 @@ if (preg_match("/\sclass\=[\"\']?([a-z]+)[\"\']?/mi",' '.$attributes,$args)) $this->_stackStyle($method,$pos,$args[1]); - if (preg_match("/\shref\=[\"\']?([^\"\']+)[\"\']?/mi",' '.$attributes)) { + $args = array(); + if (preg_match("/\shref\=[\"\']?([^\"\']+)[\"\']?/mi",' '.$attributes,$args)) { $col = $this->in('LINKCOLOR'); if (!$col) $col = 'blue'; $this->$method('FGCOLOR',$pos,$col); $this->$method('U',$pos,":"); + $this->$method('HREF',$pos,$args[1]. ' '); + //echo "LINK: {$args[1]}\n"; } $args = array(); if (preg_match("/\slink\=[\"\']?\#?([0-9A-F]{6})[\"\']?/mi",' '.$attributes,$args)) @@ -520,12 +539,12 @@ /*-----------------------------TEXT STUFF --------------------------------*/ - + var $_links = array(); var $_textParts = array(); // associative array of all the text parts to be drawn function linebr($item='',$reason) { // add a line break // if ($item == "/P") { - echo "LASTBR: {$this->lastbr} : CURRENT TEXTPARTS" . count($this->_textParts) . "\n"; + // echo "LASTBR: {$this->lastbr} : CURRENT TEXTPARTS" . count($this->_textParts) . "\n"; return; } //&& ($this->lastbr == ("P". count($this->_textParts)))) return; @@ -598,7 +617,9 @@ 'gc' => $this->_gc, 'font' => $this->_font, 'u' => $this->inID('U'), + 'href' => $this->in('HREF') ); + //if ($this->inID('U')) echo "ADDING? " . $this->in('HREF') . "\n"; $this->_lines[$this->_line]['textwidth'] = @$this->_lines[$this->_line]['textwidth'] + $data[1]; $this->_lines[$this->_line]['align'] = $this->in('ALIGN'); //$widget->show(); @@ -638,6 +659,17 @@ //print_r($part); //print_r($line); //exit; + if ($url = $part['href']) { + $link = array( + 'left' => $part['left'] + $line['leftshift'], + 'right' => $part['left'] + $line['leftshift'] + $part['width'], + 'top' => $line['top'], + 'bottom' => $line['bottom'], + 'url' => $url + ); + $this->_links[] = $link; + } + gdk::draw_rectangle($this->pixmap, $this->_gcs[$part['bggc']],true, $part['left'] + $line['leftshift'], $line['top'], @@ -662,6 +694,10 @@ ) ); + + + + } function _drawBlock($ar) { // draw a block (eg. TABLE or TD) if (!$ar['bggc']) { @@ -943,83 +979,85 @@ } /* ------------------------------ BASIC WIDGET STUFF ------------------*/ + // + var $_area_x= 1000; // default X width of Widget var $_area_y= 10000; // default Y width of Widget var $layout; // GtkLayout - function testInterface() { // build the test interface - $w = &new GtkWindow; - $s = &new GtkScrolledWindow(); - $hadj = $s->get_hadjustment(); - $vadj = $s->get_vadjustment(); - $this->layout = &new GtkLayout($hadj,$vadj); - $this->layout->set_size($this->_area_x,$this->_area_y); - $this->_DrawingArea(); - $s->add($this->layout); - $w->add($s); - $w->show_all(); - } var $drawing_area; // GtkDrawingArea - function _DrawingArea() { // Create the Drawing Area - //echo "PAINTER"; + var $scrolledwindow; // GtkScrolledwindow. + + function Interface() { // Create the Drawing Area + + $this->scrolledwindow = &new GtkScrolledWindow(); + $hadj = $this->scrolledwindow->get_hadjustment(); + $vadj = $this->scrolledwindow->get_vadjustment(); + $this->layout = &new GtkLayout($hadj,$vadj); + $this->layout->set_size($this->_area_x,$this->_area_y); + $this->layout->show(); + $this->scrolledwindow->show(); + $this->scrolledwindow->add($this->layout); + $this->drawing_area = &new GtkDrawingArea(); $this->drawing_area->size($this->_area_x,$this->_area_y); + $this->layout->put($this->drawing_area,0,0); + //$this->drawing_area->set_events( GDK_ALL_EVENTS_MASK); + $this->drawing_area->show(); + + + $this->drawing_area->connect("configure_event", array(&$this,"_DrawingAreaCallbackConfigure")); + $this->drawing_area->connect("expose_event", array(&$this,"_DrawingAreaCallbackExpose")); + $this->drawing_area->connect('motion_notify_event',array(&$this,"_DrawingAreaMotion")); + $this->drawing_area->connect('button_press_event', array(&$this,"_DrawingAreaPress")); + + + $this->drawing_area->set_events( GDK_EXPOSURE_MASK - | GDK_LEAVE_NOTIFY_MASK - | GDK_BUTTON_PRESS_MASK - | GDK_BUTTON_RELEASE_MASK - // | GDK_BUTTON_MOTION_MASK - | GDK_POINTER_MOTION_MASK - | GDK_KEY_PRESS_MASK - | GDK_POINTER_MOTION_HINT_MASK + | GDK_LEAVE_NOTIFY_MASK + | GDK_BUTTON_PRESS_MASK + | GDK_POINTER_MOTION_MASK + | GDK_POINTER_MOTION_HINT_MASK ); - + define('GDK_HAND2',60); + define('GDK_ARROW',68); + define('GDK_CLOCK',26); + + $this->_cursors[GDK_HAND2] = gdk::cursor_new(GDK_HAND2); + $this->_cursors[GDK_ARROW] = gdk::cursor_new(GDK_ARROW); + $this->_cursors[GDK_CLOCK] = gdk::cursor_new(GDK_CLOCK); + //$this->drawing_area->set_events( GDK_ALL_EVENTS_MASK ); // $this->layout->add_events( GDK_KEY_PRESS_MASK ); - $this->drawing_area->set_flags( GTK_CAN_FOCUS); + //$this->drawing_area->set_flags( GTK_CAN_FOCUS); - $this->drawing_area->connect("configure_event", array(&$this,"_DrawingAreaCallbackConfigure")); - $this->drawing_area->connect("expose_event", array(&$this,"_DrawingAreaCallbackExpose")); //$this->drawing_area->connect("key_press_event", array(&$this,"_DrawingAreaCallbackKeyPress")); //$this->drawing_area->connect("button_release_event", array(&$this,"_DrawingAreaCallbackBtnPress")); //$this->drawing_area->connect("button_press_event", array(&$this,"_DrawingAreacallbackBtnPress")); - //$this->html->drawing_area->connect_after("motion_notify_event", array(&$this,"callback_pointer_motion_event")); + //$this->drawing_area->connect_after("event", array(&$this,"_DrawingAreaMotion")); //$this->html->drawing_area->connect("expose_event", // array(&$this,"callback_expose_event")); - $this->drawing_area->show(); - + - $this->layout->put($this->drawing_area,0,0); + } var $pixmap; // the pixmap that everything gets drawn on function _DrawingAreaCallbackConfigure($widget, $event) { // the callback to create the pixmap & start building - if (@$this->pixmap) return; + if (@$this->pixmap) return true; $this->pixmap = &new GdkPixmap($widget->window, $this->_area_x,$this->_area_y, -1); - //$this->_DrawingAreaClear(); - // draw somethin on it. - - //$this->drawing_area->realize(); - - //if (!$this->Start) { - - //$this->build(0,count($this->_tokens),1); $this->Start = FALSE; $this->build(0,count($this->_tokens),1); - //$this->Start = TRUE; - // $this->build(85,117); - //$this->build(77,141); - //$this->build(FALSE); - //} + $this->_setCursor(GDK_ARROW); return true; } @@ -1030,10 +1068,22 @@ $this->drawing_area->style->white_gc, true, 0, 0, $this->_area_x,$this->_area_y); + + + // draw somethin on it. - $this->drawing_area->realize(); + //$this->drawing_area->realize(); } + function _DrawingAreaRepaint() { + gdk::draw_pixmap($this->drawing_area->window, + $this->drawing_area->style->fg_gc[$this->drawing_area->state], + $this->pixmap, + 0,0,0,0,$this->_area_x,$this->_area_y); + } + + + function _DrawingAreaCallbackExpose($widget,$event) { // standard callback to repaint a drawing area gdk::draw_pixmap($this->drawing_area->window, @@ -1042,8 +1092,76 @@ $event->area->x, $event->area->y, $event->area->x, $event->area->y, $event->area->width, $event->area->height); - + return false; } + function _DrawingAreaMotion($widget,$event) { + if ($event->is_hint) { + $window = $event->window; + $pointer = $window->get_pointer(); + $x = (int)$pointer[0]; + $y = (int)$pointer[1]; + $state = $pointer[2]; + } else { + $x = (int)$event->x; + $y = (int)$event->y; + $state = $event->state; + } + $this->active_link = $this->_getLink($x,$y); + if ($this->active_link) { + $this->_setCursor(GDK_HAND2); + } else { + $this->_setCursor(GDK_ARROW); + } + + return true; + + } + + function _DrawingAreaPress() { + if ($this->active_link) { + if ($this->active_link{0} == "/") { + $url = $this->_URLparse['scheme'] . "://". + $this->_URLparse['host'] . + $this->active_link; + } else if (preg_match('/[a-z]+:/', $this->active_link)) { + $url = $this->active_link; + + } else { + $url = $this->_URLparse['scheme'] . "://". + $this->_URLparse['host'] . + dirname($this->_URLparse['path']) . '/' . + $this->active_link; + } + + $this->_setCursor(GDK_CLOCK); + while(gtk::events_pending()) gtk::main_iteration(); + $this->_DrawingAreaClear(); + $this->loadURL($url); + $this->tokenize(); + $this->build(0,count($this->_tokens),1); + $this->_setCursor(GDK_ARROW); + } + + + } + + var $_cursor =0; + function _setCursor($newcursor) { + if ($this->_cursor == $newcursor) return; + $w = $this->drawing_area->window; + $w->set_cursor($this->_cursors[$newcursor]); + $this->_cursor = $newcursor; + } + + function _getLink($x,$y) { + foreach($this->_links as $link) { + if ($y < $link['top']) continue; + if ($y > $link['bottom']) continue; + if ($x < $link['left']) continue; + if ($x > $link['right']) continue; + return $link['url']; + } + } /* ------------------------------ TABLE STUFF ------------------*/ @@ -1394,7 +1512,7 @@ $lines = $this->td[$td]['lines']; $top = $this->td[$td]['top']; foreach($lines as $line) { - echo "UpdateLine:$line\n"; + //echo "UpdateLine:$line\n"; $this->_lines[$line]['top'] = $top; $this->_calcLine($line); @@ -1421,23 +1539,43 @@ dl('php_gtk.so'); error_reporting(E_ALL); + + + + + +$window = &new GtkWindow(); +$window->set_name('Test Input'); +$window->set_position(GTK_WIN_POS_CENTER); +$window->connect_object('destroy', array('gtk', 'main_quit')); +$vbox = &new GtkVBox(); +$window->add($vbox); +$vbox->show(); + $t = new PEAR_Frontend_Gtk_WidgetHTML; //$t->test(dirname(__FILE__).'/tests/test3.html'); -$t->test($argv[1]); -//dirname(__FILE__).'/tests/packages.templates.it.html'); -//$t->test('http://pear.php.net/manual/en/packages.templates.it.php'); -//$t->test('http://docs.akbkhome.com/PHPcodedoc/PHP_CodeDoc.html'); -//$t->test('http://www.php.net/'); +$t->loadURL($argv[1]); $t->tokenize(); -$t->testInterface(); -//$t->build(); +$t->Interface(); +$vbox->pack_start($t->scrolledwindow); + + +$button = &new GtkButton('Quit'); +$vbox->pack_start($button, false, false); +$button->connect_object('clicked', array($window, 'destroy')); +$button->show(); + +$window->show(); gtk::main(); - - - +?> + + +/* -------------------- end scribble code ---------------------- */ + + ?>