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authorzuu <zuu@openttd.org>2015-11-14 15:57:15 +0000
committerzuu <zuu@openttd.org>2015-11-14 15:57:15 +0000
commitc9f1d823456cdad5def5dcded9ef3e121abca975 (patch)
tree55c77bc285f39a09e796858a8106a7b4ffac411d /src
parent4fcaee1feeec1c7610b42e16ddfb1b7b8e8d25b1 (diff)
downloadopenttd-c9f1d823456cdad5def5dcded9ef3e121abca975.tar.xz
(svn r27444) -Add: When viewing online content of a particular type, hide content of other types unless they have been (auto)selected for download.
Diffstat (limited to 'src')
-rw-r--r--src/network/network_content_gui.cpp95
1 files changed, 81 insertions, 14 deletions
diff --git a/src/network/network_content_gui.cpp b/src/network/network_content_gui.cpp
index 5e79c51f8..8da109583 100644
--- a/src/network/network_content_gui.cpp
+++ b/src/network/network_content_gui.cpp
@@ -282,10 +282,22 @@ public:
}
};
+/** Filter data for NetworkContentListWindow. */
+struct ContentListFilterData {
+ StringFilter string_filter; ///< Text filter of content list
+ ContentType type; ///< Content type displayed
+};
+
+/** Filter criterias for NetworkContentListWindow. */
+enum ContentListFilterCriteria {
+ CONTENT_FILTER_TEXT = 0, ///< Filter by query sting
+ CONTENT_FILTER_TYPE_OR_SELECTED,///< Filter by being of displayed type or selected for download
+};
+
/** Window that lists the content that's at the content server */
class NetworkContentListWindow : public Window, ContentCallback {
/** List with content infos. */
- typedef GUIList<const ContentInfo *, StringFilter &> GUIContentList;
+ typedef GUIList<const ContentInfo *, ContentListFilterData &> GUIContentList;
static const uint EDITBOX_MAX_SIZE = 50; ///< Maximum size of the editbox in characters.
@@ -295,7 +307,7 @@ class NetworkContentListWindow : public Window, ContentCallback {
static GUIContentList::FilterFunction * const filter_funcs[]; ///< Filter functions.
GUIContentList content; ///< List with content
bool auto_select; ///< Automatically select all content when the meta-data becomes available
- StringFilter string_filter; ///< Filter for content list
+ ContentListFilterData filter_data; ///< Filter for content list
QueryString filter_editbox; ///< Filter editbox;
Dimension checkbox_size; ///< Size of checkbox/"blot" sprite
@@ -431,20 +443,38 @@ class NetworkContentListWindow : public Window, ContentCallback {
}
/** Filter content by tags/name */
- static bool CDECL TagNameFilter(const ContentInfo * const *a, StringFilter &filter)
+ static bool CDECL TagNameFilter(const ContentInfo * const *a, ContentListFilterData &filter)
{
- filter.ResetState();
+ filter.string_filter.ResetState();
for (int i = 0; i < (*a)->tag_count; i++) {
- filter.AddLine((*a)->tags[i]);
+ filter.string_filter.AddLine((*a)->tags[i]);
}
- filter.AddLine((*a)->name);
- return filter.GetState();
+ filter.string_filter.AddLine((*a)->name);
+ return filter.string_filter.GetState();
+ }
+
+ /** Filter content by type, but still show content selected for download. */
+ static bool CDECL TypeOrSelectedFilter(const ContentInfo * const *a, ContentListFilterData &filter)
+ {
+ if (filter.type == CONTENT_TYPE_END) return true;
+ if ((*a)->type == filter.type) return true;
+ return ((*a)->state == ContentInfo::SELECTED || (*a)->state == ContentInfo::AUTOSELECTED);
}
/** Filter the content list */
void FilterContentList()
{
- if (!this->content.Filter(this->string_filter)) return;
+ /* Apply filters. */
+ bool changed = false;
+ if (!this->filter_data.string_filter.IsEmpty()) {
+ this->content.SetFilterType(CONTENT_FILTER_TEXT);
+ changed |= this->content.Filter(this->filter_data);
+ }
+ if (this->filter_data.type != CONTENT_TYPE_END) {
+ this->content.SetFilterType(CONTENT_FILTER_TYPE_OR_SELECTED);
+ changed |= this->content.Filter(this->filter_data);
+ }
+ if (!changed) return;
/* update list position */
for (ConstContentIterator iter = this->content.Begin(); iter != this->content.End(); iter++) {
@@ -459,6 +489,20 @@ class NetworkContentListWindow : public Window, ContentCallback {
this->list_pos = 0;
}
+ /**
+ * Update filter state based on current window state.
+ * @return true if filter state was changed, otherwise false.
+ */
+ bool UpdateFilterState()
+ {
+ Filtering old_params = this->content.GetFiltering();
+ bool new_state = !this->filter_data.string_filter.IsEmpty() || this->filter_data.type != CONTENT_TYPE_END;
+ if (new_state != old_params.state) {
+ this->content.SetFilterState(new_state);
+ }
+ return new_state != old_params.state;
+ }
+
/** Make sure that the currently selected content info is within the visible part of the matrix */
void ScrollToSelected()
{
@@ -473,8 +517,12 @@ public:
* Create the content list window.
* @param desc the window description to pass to Window's constructor.
* @param select_all Whether the select all button is allowed or not.
+ * @param type the main type of content to display or #CONTENT_TYPE_END.
+ * When a type other than #CONTENT_TYPE_END is given, dependencies of
+ * other types are only shown when content that depend on them are
+ * selected.
*/
- NetworkContentListWindow(WindowDesc *desc, bool select_all) :
+ NetworkContentListWindow(WindowDesc *desc, bool select_all, ContentType type) :
Window(desc),
auto_select(select_all),
filter_editbox(EDITBOX_MAX_SIZE),
@@ -493,12 +541,14 @@ public:
this->filter_editbox.cancel_button = QueryString::ACTION_CLEAR;
this->SetFocusedWidget(WID_NCL_FILTER);
this->SetWidgetDisabledState(WID_NCL_SEARCH_EXTERNAL, this->auto_select);
+ this->filter_data.type = type;
_network_content_client.AddCallback(this);
this->content.SetListing(this->last_sorting);
this->content.SetFiltering(this->last_filtering);
this->content.SetSortFuncs(this->sorter_funcs);
this->content.SetFilterFuncs(this->filter_funcs);
+ this->UpdateFilterState();
this->content.ForceRebuild();
this->FilterContentList();
this->SortContentList();
@@ -751,6 +801,10 @@ public:
this->content.ForceResort();
}
+ if (this->filter_data.type != CONTENT_TYPE_END) {
+ this->content.ForceRebuild();
+ }
+
this->InvalidateData();
break;
}
@@ -846,6 +900,10 @@ public:
this->content.ForceResort();
this->InvalidateData();
}
+ if (this->filter_data.type != CONTENT_TYPE_END) {
+ this->content.ForceRebuild();
+ this->InvalidateData();
+ }
return ES_HANDLED;
}
/* FALL THROUGH, space is pressed and filter is focused. */
@@ -856,13 +914,21 @@ public:
if (this->content.Length() == 0) {
this->list_pos = 0; // above stuff may result in "-1".
+ if (this->UpdateFilterState()) {
+ this->content.ForceRebuild();
+ this->InvalidateData();
+ }
return ES_HANDLED;
}
this->selected = *this->content.Get(this->list_pos);
- /* scroll to the new server if it is outside the current range */
- this->ScrollToSelected();
+ if (this->UpdateFilterState()) {
+ this->content.ForceRebuild();
+ } else {
+ /* Scroll to the new content if it is outside the current range. */
+ this->ScrollToSelected();
+ }
/* redraw window */
this->InvalidateData();
@@ -872,8 +938,8 @@ public:
virtual void OnEditboxChanged(int wid)
{
if (wid == WID_NCL_FILTER) {
- this->string_filter.SetFilterTerm(this->filter_editbox.text.buf);
- this->content.SetFilterState(!this->string_filter.IsEmpty());
+ this->filter_data.string_filter.SetFilterTerm(this->filter_editbox.text.buf);
+ this->UpdateFilterState();
this->content.ForceRebuild();
this->InvalidateData();
}
@@ -965,6 +1031,7 @@ NetworkContentListWindow::GUIContentList::SortFunction * const NetworkContentLis
NetworkContentListWindow::GUIContentList::FilterFunction * const NetworkContentListWindow::filter_funcs[] = {
&TagNameFilter,
+ &TypeOrSelectedFilter,
};
char NetworkContentListWindow::content_type_strs[CONTENT_TYPE_END][64];
@@ -1080,7 +1147,7 @@ void ShowNetworkContentListWindow(ContentVector *cv, ContentType type)
}
DeleteWindowById(WC_NETWORK_WINDOW, WN_NETWORK_WINDOW_CONTENT_LIST);
- new NetworkContentListWindow(&_network_content_list_desc, cv != NULL);
+ new NetworkContentListWindow(&_network_content_list_desc, cv != NULL, type);
#else
ShowErrorMessage(STR_CONTENT_NO_ZLIB, STR_CONTENT_NO_ZLIB_SUB, WL_ERROR);
/* Connection failed... clean up the mess */