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netsurf/amiga/tree.c

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/*
* 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/>.
*/
#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"
#include <proto/button.h>
#include <gadgets/button.h>
#include <string.h>
#include "utils/messages.h"
#include <proto/bitmap.h>
#include <images/bitmap.h>
void ami_add_elements(struct treeview_window *twin,struct node *root,WORD *gen);
bool ami_tree_launch_node(struct tree *tree, struct node *node);
void free_browserlist(struct List *list);
void ami_move_node(struct treeview_window *twin,int move);
void ami_new_bookmark(struct treeview_window *twin);
void ami_recreate_listbrowser(struct treeview_window *twin);
void tree_initialise_redraw(struct tree *tree)
{
}
void tree_redraw_area(struct tree *tree, int x, int y, int width, int height)
{
}
void tree_draw_line(int x, int y, int width, int height)
{
}
void tree_draw_node_element(struct tree *tree, struct node_element *element)
{
return;
#if 0
/* 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;
}
#endif
}
void tree_draw_node_expansion(struct tree *tree, struct node *node)
{
DebugPrintF("tree_draw_node_expansion\n");
}
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, (char *)messages_get("TreeLast"),
(data->last_visit > 0) ?
ctime((time_t *)&data->last_visit) :
(char *)messages_get("TreeUnknown"));
if (data->last_visit > 0)
buffer[strlen(buffer) - 1] = '\0';
free((void *)element->text);
element->text = (char *)strdup(buffer);
}
element = tree_find_element(node, TREE_ELEMENT_VISITS);
if (element) {
snprintf(buffer, 256, (char *)messages_get("TreeVisits"),
data->visits);
free((void *)element->text);
element->text = (char *)strdup(buffer);
}
}
void tree_resized(struct tree *tree)
{
}
void tree_set_node_sprite_folder(struct node *node)
{
}
void tree_set_node_sprite(struct node *node, const char *sprite,
const char *expanded)
{
}
void ami_open_tree(struct tree *tree,int type)
{
struct treeview_window *twin;
BOOL msel = TRUE,nothl = TRUE,launchdisable=FALSE;
static WORD gen=0;
char *wintitle;
char folderclosed[100],folderopen[100],item[100];
if(tree->handle)
{
twin = (struct treeview_window *)tree->handle;
WindowToFront(twin->win);
ActivateWindow(twin->win);
return;
}
twin = AllocVec(sizeof(struct treeview_window),MEMF_PRIVATE | MEMF_CLEAR);
twin->listbrowser_list = AllocVec(sizeof(struct List),MEMF_PRIVATE | MEMF_CLEAR);
static struct ColumnInfo columninfo[] =
{
{ 80,"Name", CIF_DRAGGABLE | CIF_SORTABLE},
{ 20,"URL", CIF_DRAGGABLE },
// { 5,"Visits", CIF_DRAGGABLE },
{ -1, (STRPTR)~0, -1 }
};
if(tree->single_selection) msel = FALSE;
ami_get_theme_filename(&folderclosed,"theme_list_folder_closed");
ami_get_theme_filename(&folderopen,"theme_list_folder_open");
switch(type)
{
case AMI_TREE_HOTLIST:
nothl = FALSE;
wintitle = (char *)messages_get("Hotlist");
ami_get_theme_filename(&item,"theme_list_bookmark");
break;
case AMI_TREE_COOKIES:
nothl = TRUE;
launchdisable=TRUE;
wintitle = (char *)messages_get("Cookies");
ami_get_theme_filename(&item,"theme_list_cookie");
break;
case AMI_TREE_HISTORY:
nothl = TRUE;
wintitle = (char *)messages_get("GlobalHistory");
ami_get_theme_filename(&item,"theme_list_history");
break;
}
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,wintitle,
WA_Activate, TRUE,
WA_DepthGadget, TRUE,
WA_DragBar, TRUE,
WA_CloseGadget, TRUE,
WA_SizeGadget, TRUE,
WA_CustomScreen,scrn,
WINDOW_SharedPort,sport,
WINDOW_UserData,twin,
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_Editable,TRUE,
// LISTBROWSER_TitleClickable,TRUE,
LISTBROWSER_AutoFit, TRUE,
LISTBROWSER_HorizontalProp, TRUE,
LISTBROWSER_Labels, twin->listbrowser_list,
// LISTBROWSER_MultiSelect,msel,
LISTBROWSER_ShowSelected,TRUE,
LISTBROWSER_ShowImage,BitMapObject,
BITMAP_SourceFile,folderclosed,
BITMAP_Screen,scrn,
BITMAP_Masking,TRUE,
BitMapEnd,
LISTBROWSER_HideImage,BitMapObject,
BITMAP_SourceFile,folderopen,
BITMAP_Screen,scrn,
BITMAP_Masking,TRUE,
BitMapEnd,
LISTBROWSER_LeafImage,BitMapObject,
BITMAP_SourceFile,item,
BITMAP_Screen,scrn,
BITMAP_Masking,TRUE,
BitMapEnd,
ListBrowserEnd,
CHILD_NominalSize,TRUE,
LAYOUT_AddChild, HGroupObject,
LAYOUT_AddChild, twin->gadgets[GID_OPEN] = ButtonObject,
GA_ID,GID_OPEN,
GA_Text,messages_get("TreeLaunch"),
GA_RelVerify,TRUE,
GA_Disabled,launchdisable,
ButtonEnd,
LAYOUT_AddChild, twin->gadgets[GID_NEWF] = ButtonObject,
GA_ID,GID_NEWF,
BUTTON_AutoButton,BAG_POPDRAWER,
GA_RelVerify,TRUE,
GA_Disabled,nothl,
ButtonEnd,
LAYOUT_AddChild, twin->gadgets[GID_NEWB] = ButtonObject,
GA_ID,GID_NEWB,
BUTTON_AutoButton,BAG_POPFILE,
GA_RelVerify,TRUE,
GA_Disabled,nothl,
ButtonEnd,
LAYOUT_AddChild, twin->gadgets[GID_LEFT] = ButtonObject,
GA_ID,GID_LEFT,
BUTTON_AutoButton,BAG_LFARROW,
GA_RelVerify,TRUE,
GA_Disabled,nothl, //(!tree->movable),
ButtonEnd,
LAYOUT_AddChild, twin->gadgets[GID_UP] = ButtonObject,
GA_ID,GID_UP,
BUTTON_AutoButton,BAG_UPARROW,
GA_RelVerify,TRUE,
GA_Disabled,nothl, //(!tree->movable),
ButtonEnd,
LAYOUT_AddChild, twin->gadgets[GID_DOWN] = ButtonObject,
GA_ID,GID_DOWN,
BUTTON_AutoButton,BAG_DNARROW,
GA_RelVerify,TRUE,
GA_Disabled,nothl, //(!tree->movable),
ButtonEnd,
LAYOUT_AddChild, twin->gadgets[GID_DEL] = ButtonObject,
GA_ID,GID_DEL,
GA_Text,messages_get("TreeDelete"),
GA_RelVerify,TRUE,
ButtonEnd,
EndGroup,
CHILD_WeightedHeight,0,
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 treeview_window *twin)
{
twin->tree->handle = 0;
DisposeObject(twin->objects[OID_MAIN]);
FreeListBrowserList(twin->listbrowser_list);
FreeVec(twin->listbrowser_list);
//free_browserlist(twin->listbrowser_list);
DelObject(twin->node);
}
void free_browserlist(struct List *list)
{
struct Node *node, *nextnode;
if(IsListEmpty(list)) return;
node = GetHead(list);
do
{
nextnode = GetSucc(node);
// FreeVec(node->ln_Name);
FreeListBrowserNode(node);
} while(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;
ULONG flags = 0;
STRPTR text1 = "",text2 = "",text3 = "";
*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);
if(element && element->text)
{
text1 = (char *)element->text;
}
/* Really, the second column needs axing - relevant data should appear in an
area below the listview when items are selected */
element2 = tree_find_element(node, TREE_ELEMENT_URL);
if(!element2) element2 = tree_find_element(node, TREE_ELEMENT_VALUE);
if(!element2) element2 = tree_find_element(node, TREE_ELEMENT_COMMENT);
if(element2 && element2->text)
{
text2 = (char *)element2->text;
}
else
{
text2 = "";
}
// element = tree_find_element(node, TREE_ELEMENT_VISITS);
flags = 0;
/*if(node->expanded) */ flags = LBFLG_SHOWCHILDREN;
if(node->folder) flags |= LBFLG_HASCHILDREN;
if(!node->parent) flags |= LBFLG_HIDDEN;
switch (element->type) {
case NODE_ELEMENT_TEXT_PLUS_SPRITE:
case NODE_ELEMENT_TEXT:
if (lbnode = AllocListBrowserNode(3,
LBNA_UserData,node,
LBNA_Generation,*gen - 1,
LBNA_Selected,node->selected,
LBNA_Flags,flags,
LBNA_Column, 0,
LBNCA_CopyText,TRUE,
LBNCA_MaxChars,256,
LBNCA_Text, text1,
LBNCA_Editable,node->editable,
LBNA_Column, 1,
LBNCA_CopyText,TRUE,
LBNCA_MaxChars,256,
LBNCA_Text, text2,
LBNCA_Editable,FALSE,
TAG_DONE))
{
AddTail(twin->listbrowser_list, lbnode);
}
break;
}
if (node->child)
{
ami_add_elements(twin,node->child,gen);
}
}
*gen = *gen - 1;
}
BOOL ami_tree_event(struct treeview_window *twin)
{
/* return TRUE if window destroyed */
ULONG class,result,relevent = 0;
ULONG column;
uint16 code;
struct MenuItem *item;
struct node *treenode;
struct Node *lbnode;
struct node_element *element;
char *text;
// ULONG editcols[] = {TREE_ELEMENT_TITLE,TREE_ELEMENT_URL};
static WORD gen=0;
while((result = RA_HandleInput(twin->objects[OID_MAIN],&code)) != WMHI_LASTMSG)
{
switch(result & WMHI_CLASSMASK) // class
{
case WMHI_GADGETUP:
switch(result & WMHI_GADGETMASK)
{
case GID_TREEBROWSER:
GetAttrs(twin->gadgets[GID_TREEBROWSER],
LISTBROWSER_RelEvent,&relevent,
TAG_DONE);
switch(relevent)
{
case LBRE_DOUBLECLICK:
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
ami_tree_launch_node(twin->tree,treenode);
break;
case LBRE_EDIT:
GetAttrs(twin->gadgets[GID_TREEBROWSER],
LISTBROWSER_SelectedNode,(ULONG *)&lbnode,
// LISTBROWSER_RelColumn,(ULONG *)&column,
TAG_DONE);
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
element = tree_find_element(treenode,TREE_ELEMENT_TITLE);
GetListBrowserNodeAttrs(lbnode,
LBNA_Column,column,
LBNCA_Text,(ULONG *)&text,
TAG_DONE);
element->text = (char *)strdup(text);
tree_handle_node_element_changed(twin->tree, element);
break;
case LBRE_HIDECHILDREN:
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
tree_set_node_expanded(twin->tree, treenode, false);
break;
case LBRE_SHOWCHILDREN:
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
tree_set_node_expanded(twin->tree, treenode, true);
break;
}
break;
case GID_OPEN:
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
ami_tree_launch_node(twin->tree,treenode);
break;
case GID_NEWF:
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
if(lbnode)
{
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
}
else
{
treenode = twin->tree->root;
}
tree_create_folder_node(treenode,(char *)messages_get("TreeNewFolder"));
ami_recreate_listbrowser(twin);
break;
case GID_NEWB:
ami_new_bookmark(twin);
break;
case GID_UP:
ami_move_node(twin,AMI_MOVE_UP);
break;
case GID_DOWN:
ami_move_node(twin,AMI_MOVE_DOWN);
break;
case GID_LEFT:
ami_move_node(twin,AMI_MOVE_OUT);
break;
case GID_DEL:
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
tree_delete_node(twin->tree, treenode, false);
/* We are recreating the list from scratch as there is no obvious easy way
to delete children from a listbrowser list */
ami_recreate_listbrowser(twin);
break;
}
break;
/* no menus yet, copied in as will probably need it later
case WMHI_MENUPICK:
item = ItemAddress(gwin->win->MenuStrip,code);
while (code != MENUNULL)
{
ami_menupick(code,gwin);
if(win_destroyed) break;
code = item->NextSelect;
}
break;
*/
case WMHI_CLOSEWINDOW:
ami_tree_close(twin);
return TRUE;
break;
}
}
return FALSE;
}
void ami_move_node(struct treeview_window *twin,int move)
{
struct Node *lbnode = NULL;
struct node *treenode,*moveto;
bool before;
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
if(!lbnode) return;
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
// for multiselects? LBNA_Selected,(BOOL *)&sel,
TAG_DONE);
tree_set_node_selected(twin->tree,twin->tree->root,false);
tree_set_node_selected(twin->tree,treenode,true);
switch(move)
{
case AMI_MOVE_UP:
moveto = treenode->previous;
before = true;
break;
case AMI_MOVE_DOWN:
moveto = treenode->next;
before = false;
break;
case AMI_MOVE_OUT:
moveto = treenode->parent->previous;
before = false;
break;
}
if(!moveto) return;
tree_delink_node(treenode);
//tree_move_selected_nodes(twin->tree,moveto,before);
tree_link_node(moveto,treenode,before);
ami_recreate_listbrowser(twin);
}
void ami_new_bookmark(struct treeview_window *twin)
{
const struct url_data *data;
struct Node *lbnode;
struct node *treenode;
char *url,*title;
GetAttr(LISTBROWSER_SelectedNode,twin->gadgets[GID_TREEBROWSER],(ULONG *)&lbnode);
if(lbnode)
{
GetListBrowserNodeAttrs(lbnode,
LBNA_UserData,(ULONG *)&treenode,
TAG_DONE);
}
else
{
treenode = twin->tree->root;
}
url = (char *)strdup("http://www.netsurf-browser.org");
data = urldb_get_url_data(url);
if (!data)
{
urldb_add_url(url);
urldb_set_url_persistence(url,true);
data = urldb_get_url_data(url);
}
if (data)
{
title = data->title;
tree_create_URL_node(treenode,url,data,title);
ami_recreate_listbrowser(twin);
}
}
void ami_recreate_listbrowser(struct treeview_window *twin)
{
static WORD gen=0;
SetGadgetAttrs(twin->gadgets[GID_TREEBROWSER],twin->win,NULL,
LISTBROWSER_Labels,~0,
TAG_DONE);
FreeListBrowserList(twin->listbrowser_list);
ami_add_elements(twin,twin->tree->root,&gen);
RefreshSetGadgetAttrs(twin->gadgets[GID_TREEBROWSER],twin->win,NULL,
LISTBROWSER_Labels,twin->listbrowser_list,
TAG_DONE);
}
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