Experimental treeview implementation using listbrowser.gadget.

svn path=/trunk/netsurf/; revision=5447

5 files changed, 364 insertions, 16 deletions

diff --git a/amiga/gui.c b/amiga/gui.c
index 0041cb443..5504a28f0 100755
--- a/amiga/gui.c
+++ b/amiga/gui.c
@@ -59,6 +59,7 @@
 #include <proto/datatypes.h>
 #include <proto/icon.h>
 #include <workbench/icon.h>
+#include "amiga/tree.h"
 
 #ifdef WITH_HUBBUB
 #include <hubbub/hubbub.h>
@@ -72,6 +73,7 @@
 #include <proto/space.h>
 #include <proto/popupmenu.h>
 #include <proto/fuelgauge.h>
+#include <proto/clicktab.h>
 #include <classes/window.h>
 #include <gadgets/fuelgauge.h>
 #include <gadgets/layout.h>
@@ -80,6 +82,7 @@
 #include <gadgets/button.h>
 #include <images/bitmap.h>
 #include <gadgets/space.h>
+#include <gadgets/clicktab.h>
 #include <classes/popupmenu.h>
 #include <reaction/reaction_macros.h>
 
@@ -99,7 +102,6 @@ struct PopupMenuIFace *IPopupMenu = NULL;
 struct BitMap *throbber = NULL;
 ULONG throbber_width,throbber_height;
 
-bool win_destroyed = false;
 static struct RastPort dummyrp;
 struct IFFHandle *iffh = NULL;
 
@@ -195,6 +197,8 @@ void gui_init(int argc, char** argv)
 		}
 	}
 
+	win_destroyed = false;
+
 	options_read("Resources/Options");
 
 	verbose_log = option_verbose_log;
@@ -617,14 +621,28 @@ void ami_handle_msg(void)
 				break;
 
 				case WMHI_NEWSIZE:
-					GetAttr(SPACE_AreaBox,gwin->gadgets[GID_BROWSER],(ULONG *)&bbox);	
-					browser_window_reformat(gwin->bw,bbox->Width,bbox->Height);
-					gwin->redraw_required = true;
-					//gui_window_redraw_window(gwin);
+					switch(node->Type)
+					{
+						case AMINS_WINDOW:
+						case AMINS_FRAME:
+							GetAttr(SPACE_AreaBox,gwin->gadgets[GID_BROWSER],(ULONG *)&bbox);	
+							browser_window_reformat(gwin->bw,bbox->Width,bbox->Height);
+							gwin->redraw_required = true;
+						break;
+					}
 				break;
 
 				case WMHI_CLOSEWINDOW:
-					browser_window_destroy(gwin->bw);
+					switch(node->Type)
+					{
+						case AMINS_TVWINDOW:
+							ami_tree_close((struct treeview_window *)gwin);
+						break;
+
+						default:
+							browser_window_destroy(gwin->bw);
+						break;
+					}
 					//destroywin=gwin;
 		        break;
 
@@ -654,6 +672,9 @@ void ami_handle_msg(void)
 		if(gwin->throbber_frame)
 			ami_update_throbber(gwin);
 
+		if(gwin->c_h)
+			gui_window_place_caret(gwin,gwin->c_x,gwin->c_y,gwin->c_h);
+
 		node = nnode;
 	}
 }
@@ -1776,17 +1797,24 @@ void ami_update_throbber(struct gui_window *g)
 void gui_window_place_caret(struct gui_window *g, int x, int y, int height)
 {
 	struct IBox *bbox;
+	ULONG xs,ys;
 
 	if(!g) return;
 
+	gui_window_remove_caret(g);
+	g->c_x = x;
+	g->c_y = y;
+	g->c_h = height;
+
 	GetAttr(SPACE_AreaBox,g->gadgets[GID_BROWSER],(ULONG *)&bbox);
+	GetAttr(SCROLLER_Top,g->objects[OID_HSCROLL],&xs);
+	x = x - bbox->Left +xs;
+
+	GetAttr(SCROLLER_Top,g->objects[OID_VSCROLL],&ys);
+	y = y - bbox->Top + ys;
 
 	SetAPen(g->win->RPort,3);
 	RectFill(g->win->RPort,x+bbox->Left,y+bbox->Top,x+bbox->Left+2,y+bbox->Top+height);
-
-	g->c_x = x;
-	g->c_y = y;
-	g->c_h = height;
 }
 
 void gui_window_remove_caret(struct gui_window *g)
diff --git a/amiga/object.h b/amiga/object.h
index ee6b611ba..909edd468 100755
--- a/amiga/object.h
+++ b/amiga/object.h
@@ -21,11 +21,15 @@
 
 #include <exec/lists.h>
 
-#define AMINS_CALLBACK 0
-#define AMINS_WINDOW 1
-#define AMINS_FRAME 2
-#define AMINS_DLWINDOW 3
-#define AMINS_LOGINWINDOW 3
+enum
+{
+	AMINS_CALLBACK,
+	AMINS_WINDOW,
+	AMINS_FRAME,
+	AMINS_DLWINDOW,
+	AMINS_LOGINWINDOW,
+	AMINS_TVWINDOW
+};
 
 struct nsObject
 {
diff --git a/amiga/plotters.c b/amiga/plotters.c
index 18ab1ec0a..d2422357b 100755
--- a/amiga/plotters.c
+++ b/amiga/plotters.c
@@ -248,6 +248,8 @@ bool ami_bitmap(int x, int y, int width, int height,
 	ri.BytesPerRow = bitmap->width * 4;
 	ri.RGBFormat = RGBFB_R8G8B8A8;
 
+/* check for black boxes under images! */
+/* disabled temporarily for SAM OS4.1
 	if((bitmap->width != width) || (bitmap->height != height))
 	{
 		struct BitMap *tbm;
@@ -279,8 +281,9 @@ bool ami_bitmap(int x, int y, int width, int height,
 	}
 	else
 	{
+*/
 		p96WritePixelArray((struct RenderInfo *)&ri,0,0,currp,x,y,width,height);
-	}
+//	}
 
 	return true;
 }
diff --git a/amiga/tree.c b/amiga/tree.c
index 3b6d1d5db..78881c92f 100755
--- a/amiga/tree.c
+++ b/amiga/tree.c
@@ -17,6 +17,31 @@
  */
 
 #include "desktop/tree.h"
+#include <proto/listbrowser.h>
+#include <proto/window.h>
+#include <proto/layout.h>
+#include <classes/window.h>
+#include <gadgets/listbrowser.h>
+#include <gadgets/layout.h>
+#include <reaction/reaction_macros.h>
+#include "amiga/gui.h"
+#include "content/urldb.h"
+#include <proto/exec.h>
+#include <assert.h>
+#include <proto/intuition.h>
+#include "amiga/tree.h"
+
+struct treeview_window {
+	struct Window *win;
+	Object *objects[OID_LAST];
+	struct Gadget *gadgets[GID_LAST];
+	struct nsObject *node;
+	ULONG pad[5];
+	struct tree *tree;
+	struct List *listbrowser_list;
+};
+
+void ami_add_elements(struct treeview_window *twin,struct node *root,WORD *gen);
 
 void tree_initialise_redraw(struct tree *tree)
 {
@@ -32,6 +57,45 @@ void tree_draw_line(int x, int y, int width, int height)
 
 void tree_draw_node_element(struct tree *tree, struct node_element *element)
 {
+/* add element to listbrowser list */
+
+	struct Node *lbnode;
+	struct treeview_window *twin = tree->handle;
+	struct node *tempnode;
+	int generation=1;
+	BOOL edit = FALSE;
+
+	tempnode = element->parent;
+	edit = tempnode->editable;
+
+	while(tempnode)
+	{
+		tempnode = tempnode->parent;
+		generation++;
+	}
+
+	switch (element->type) {
+		case NODE_ELEMENT_TEXT_PLUS_SPRITE:
+		case NODE_ELEMENT_TEXT:
+        		if (lbnode = AllocListBrowserNode(3,
+//				LBNA_UserData,nodetime,
+			LBNA_Generation,1,
+	            LBNA_Column, 0,
+				LBNCA_CopyText,TRUE,
+ 	               LBNCA_Text, element->text,
+				LBNCA_Editable,edit,
+ 	           LBNA_Column, 1,
+				LBNCA_CopyText,TRUE,
+ 	               LBNCA_Text, "",
+ 	           LBNA_Column, 2,
+				LBNCA_CopyText,TRUE,
+ 	               LBNCA_Text, "",
+ 	           TAG_DONE))
+	  	      {
+ 		           AddTail(twin->listbrowser_list, lbnode);
+ 		       }
+		break;
+	}
 }
 
 void tree_draw_node_expansion(struct tree *tree, struct node *node)
@@ -45,6 +109,61 @@ void tree_recalculate_node_element(struct node_element *element)
 void tree_update_URL_node(struct node *node, const char *url,
 	const struct url_data *data)
 {
+	struct node_element *element;
+	char buffer[256];
+
+	assert(node);
+
+	element = tree_find_element(node, TREE_ELEMENT_URL);
+	if (!element)
+		return;
+	if (data) {
+		/* node is linked, update */
+		assert(!node->editable);
+		if (!data->title)
+			urldb_set_url_title(url, url);
+
+		if (!data->title)
+			return;
+
+		node->data.text = data->title;
+	} else {
+		/* node is not linked, find data */
+		assert(node->editable);
+		data = urldb_get_url_data(element->text);
+		if (!data)
+			return;
+	}
+
+/* not implemented yet
+	if (element) {
+		sprintf(buffer, "small_%.3x", ro_content_filetype_from_type(data->type));
+		if (ro_gui_wimp_sprite_exists(buffer))
+			tree_set_node_sprite(node, buffer, buffer);
+		else
+			tree_set_node_sprite(node, "small_xxx", "small_xxx");
+	}
+*/
+
+	element = tree_find_element(node, TREE_ELEMENT_LAST_VISIT);
+	if (element) {
+		snprintf(buffer, 256, messages_get("TreeLast"),
+				(data->last_visit > 0) ?
+					ctime((time_t *)&data->last_visit) :
+					messages_get("TreeUnknown"));
+		if (data->last_visit > 0)
+			buffer[strlen(buffer) - 1] = '\0';
+		free((void *)element->text);
+		element->text = strdup(buffer);
+	}
+
+	element = tree_find_element(node, TREE_ELEMENT_VISITS);
+	if (element) {
+		snprintf(buffer, 256, messages_get("TreeVisits"),
+				data->visits);
+		free((void *)element->text);
+		element->text = strdup(buffer);
+	}
 }
 
 void tree_resized(struct tree *tree)
@@ -60,3 +179,171 @@ void tree_set_node_sprite(struct node *node, const char *sprite,
 {
 }
 
+void ami_open_tree(struct tree *tree)
+{
+	struct treeview_window *twin;
+	BOOL msel = TRUE;
+	static WORD gen=0;
+/* open window with listbrowser gadget added */
+
+	twin = AllocVec(sizeof(struct treeview_window),MEMF_CLEAR);
+	twin->listbrowser_list = AllocVec(sizeof(struct List),MEMF_CLEAR);
+
+	static struct ColumnInfo columninfo[] =
+	{
+    	{ 22,"Name", CIF_DRAGGABLE | CIF_SORTABLE},
+    	{ 5,"URL", CIF_DRAGGABLE },
+    	{ 5,"Visits", CIF_DRAGGABLE },
+    	{ -1, (STRPTR)~0, -1 }
+	};
+
+	if(tree->single_selection) msel = FALSE;
+
+	NewList(twin->listbrowser_list);
+
+	tree->handle = (void *)twin;
+	twin->tree = tree;
+	ami_add_elements(twin,twin->tree->root,&gen);
+
+	twin->objects[OID_MAIN] = WindowObject,
+      	    WA_ScreenTitle,nsscreentitle,
+           	WA_Title, "treeview window",
+           	WA_Activate, TRUE,
+           	WA_DepthGadget, TRUE,
+           	WA_DragBar, TRUE,
+           	WA_CloseGadget, TRUE,
+           	WA_SizeGadget, TRUE,
+			WA_CustomScreen,scrn,
+		WINDOW_SharedPort,sport,
+			WINDOW_IconifyGadget, TRUE,
+         	WINDOW_Position, WPOS_CENTERSCREEN,
+           	WINDOW_ParentGroup, twin->gadgets[GID_MAIN] = VGroupObject,
+				LAYOUT_AddChild, twin->gadgets[GID_TREEBROWSER] = ListBrowserObject,
+    		   	 		GA_ID, GID_TREEBROWSER,
+        				GA_RelVerify, TRUE,
+					GA_ReadOnly,FALSE,
+					LISTBROWSER_ColumnInfo, &columninfo,
+					LISTBROWSER_ColumnTitles, TRUE,
+					LISTBROWSER_Hierarchical,TRUE,
+//	LISTBROWSER_TitleClickable,TRUE,
+					LISTBROWSER_AutoFit, TRUE,
+					LISTBROWSER_HorizontalProp, TRUE,
+					LISTBROWSER_Labels, twin->listbrowser_list,
+					LISTBROWSER_MultiSelect,msel,
+        		ListBrowserEnd,
+				CHILD_NominalSize,TRUE,
+			EndGroup,
+		EndWindow;
+
+	twin->win = (struct Window *)RA_OpenWindow(twin->objects[OID_MAIN]);
+
+	twin->node = AddObject(window_list,AMINS_TVWINDOW);
+	twin->node->objstruct = twin;
+}
+
+/**
+ * Launches a node using all known methods.
+ *
+ * \param node  the node to launch
+ * \return whether the node could be launched
+ */
+bool ami_tree_launch_node(struct tree *tree, struct node *node)
+{
+	struct node_element *element;
+
+	assert(node);
+
+	element = tree_find_element(node, TREE_ELEMENT_URL);
+	if (element) {
+		browser_window_create(element->text, NULL, 0, true, false);
+		return true;
+	}
+
+#ifdef WITH_SSL
+/* not implemented yet
+	element = tree_find_element(node, TREE_ELEMENT_SSL);
+	if (element) {
+		ro_gui_cert_open(tree, node);
+		return true;
+	}
+*/
+#endif
+
+	return false;
+}
+
+void ami_tree_close(struct tree *tree)
+{
+	struct treeview_window *twin = tree->handle;
+
+	DisposeObject(twin->objects[OID_MAIN]);
+	FreeListBrowserList(twin->listbrowser_list);
+	//free_browserlist(twin->listbrowser_list);
+	DelObject(twin->node);
+	win_destroyed = true;
+}
+
+void free_browserlist(struct List *list)
+{
+    struct Node *node, *nextnode;
+
+	if(IsListEmpty(list)) return;
+
+    node = list->lh_Head;
+    while (nextnode = node->ln_Succ)
+    {
+		FreeVec(node->ln_Name);
+        FreeListBrowserNode(node);
+        node = nextnode;
+    }
+}
+
+void ami_add_elements(struct treeview_window *twin,struct node *root,WORD *gen)
+{
+	struct Node *lbnode;
+	struct tree *tree = twin->tree;
+	struct node *tempnode;
+	int generation=1;
+	BOOL edit = FALSE;
+	struct node_element *element=NULL,*element2=NULL,*element3=NULL;
+	struct node *node;
+
+	*gen = *gen + 1;
+	for (node = root; node; node = node->next)
+	{
+		element = tree_find_element(node, TREE_ELEMENT_NAME);
+		if(!element) element = tree_find_element(node, TREE_ELEMENT_TITLE);
+//		printf("node %lx url %s gen %ld\n",node,element->text,*gen);
+		element2 = tree_find_element(node, TREE_ELEMENT_URL);
+		element3 = tree_find_element(node, TREE_ELEMENT_VISITS);
+
+		switch (element->type) {
+			case NODE_ELEMENT_TEXT_PLUS_SPRITE:
+			case NODE_ELEMENT_TEXT:
+    	    		if (lbnode = AllocListBrowserNode(3,
+//					LBNA_UserData,nodetime,
+				LBNA_Generation,*gen,
+	            	LBNA_Column, 0,
+					LBNCA_CopyText,TRUE,
+	 	               LBNCA_Text, element->text,
+					LBNCA_Editable,edit,
+ 	    	       LBNA_Column, 1,
+					LBNCA_CopyText,TRUE,
+ 	            	   LBNCA_Text, element2->text,
+	 	           LBNA_Column, 2,
+					LBNCA_CopyText,TRUE,
+	 	               LBNCA_Text, "",
+ 		           TAG_DONE))
+					{
+						AddTail(twin->listbrowser_list, lbnode);
+ 		       		}
+			break;
+		}
+
+		if (node->child)
+		{
+			ami_add_elements(twin,node->child,gen);
+		}
+	}
+	*gen = *gen - 1;
+}
diff --git a/amiga/tree.h b/amiga/tree.h
new file mode 100755
index 000000000..832a91db2
--- /dev/null
+++ b/amiga/tree.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright 2008 Chris Young <chris@unsatisfactorysoftware.co.uk>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef AMIGA_TREE_H
+#define AMIGA_TREE_H
+
+void ami_open_tree(struct tree *tree);
+bool ami_tree_launch_node(struct tree *tree, struct node *node);
+void ami_tree_close(struct tree *tree);
+void free_browserlist(struct List *list);
+#endif