Mercurial > hg > openttd
changeset 13043:8eef3a6e299f draft
(svn r17541) -Feature: Filtering in Add-NewGRF dialog.
author | frosch <frosch@openttd.org> |
---|---|
date | Mon, 14 Sep 2009 20:59:46 +0000 |
parents | cffa15a7000a |
children | 1f4a5608aba5 |
files | src/core/smallvec_type.hpp src/lang/english.txt src/newgrf_gui.cpp |
diffstat | 3 files changed, 241 insertions(+), 25 deletions(-) [+] |
line wrap: on
line diff
--- a/src/core/smallvec_type.hpp +++ b/src/core/smallvec_type.hpp @@ -116,6 +116,24 @@ } /** + * Search for the first occurence of an item. + * The '!=' operator of T is used for comparison. + * @param item Item to search for + * @return The position of the item, or -1 when not present + */ + FORCEINLINE int FindIndex(const T &item) + { + int index = 0; + T *pos = this->Begin(); + const T *end = this->End(); + while (pos != end && *pos != item) { + pos++; + index++; + } + return pos == end ? -1 : index; + } + + /** * Tests whether a item is present in the vector. * The '!=' operator of T is used for comparison. * @param item Item to test for
--- a/src/lang/english.txt +++ b/src/lang/english.txt @@ -218,6 +218,7 @@ # Common window strings STR_LIST_FILTER_OSKTITLE :{BLACK}Enter filter string STR_LIST_FILTER_TOOLTIP :{BLACK}Enter a keyword to filter the list for +STR_LIST_FILTER_TITLE :{BLACK}Filter string: STR_TOOLTIP_SORT_ORDER :{BLACK}Select sorting order (descending/ascending) STR_TOOLTIP_SORT_CRITERIAP :{BLACK}Select sorting criteria
--- a/src/newgrf_gui.cpp +++ b/src/newgrf_gui.cpp @@ -23,6 +23,8 @@ #include "widgets/dropdown_type.h" #include "network/network.h" #include "network/network_content.h" +#include "sortlist_type.h" +#include "querystring_gui.h" #include "table/strings.h" #include "table/sprites.h" @@ -123,6 +125,9 @@ enum AddNewGRFWindowWidgets { ANGRFW_CLOSEBOX = 0, ANGRFW_CAPTION, + ANGRFW_FILTER_PANEL, + ANGRFW_FILTER_TITLE, + ANGRFW_FILTER, ANGRFW_BACKGROUND, ANGRFW_GRF_LIST, ANGRFW_SCROLLBAR, @@ -135,24 +140,129 @@ /** * Window for adding NewGRF files */ -struct NewGRFAddWindow : public Window { +struct NewGRFAddWindow : public QueryStringBaseWindow { +private: + typedef GUIList<const GRFConfig *> GUIGRFConfigList; + GRFConfig **list; + + /** Runtime saved values */ + static Listing last_sorting; + static Filtering last_filtering; + + static GUIGRFConfigList::SortFunction * const sorter_funcs[]; + static GUIGRFConfigList::FilterFunction * const filter_funcs[]; + GUIGRFConfigList grfs; + const GRFConfig *sel; + int sel_pos; - NewGRFAddWindow(const WindowDesc *desc, GRFConfig **list) : Window() + enum { + EDITBOX_MAX_SIZE = 50, + EDITBOX_MAX_LENGTH = 300, + }; + + /** + * (Re)build the grf as its amount has changed because + * an item has been added or deleted for example + */ + void BuildGrfList() + { + if (!this->grfs.NeedRebuild()) return; + + /* Create temporary array of grfs to use for listing */ + this->grfs.Clear(); + + for (const GRFConfig *c = _all_grfs; c != NULL; c = c->next) { + *this->grfs.Append() = c; + } + + this->FilterGrfList(); + this->grfs.Compact(); + this->grfs.RebuildDone(); + this->SortGrfList(); + + this->vscroll.SetCount(this->grfs.Length()); // Update the scrollbar + this->ScrollToSelected(); + } + + /** Sort grfs by name. */ + static int CDECL NameSorter(const GRFConfig * const *a, const GRFConfig * const *b) + { + const char *name_a = ((*a)->name != NULL) ? (*a)->name : ""; + const char *name_b = ((*b)->name != NULL) ? (*b)->name : ""; + int result = strcasecmp(name_a, name_b); + if (result == 0) { + result = strcasecmp((*a)->filename, (*b)->filename); + } + return result; + } + + /** Sort the grf list */ + void SortGrfList() + { + if (!this->grfs.Sort()) return; + + /* update list position */ + if (this->sel != NULL) { + this->sel_pos = this->grfs.FindIndex(this->sel); + if (this->sel_pos < 0) { + this->sel = NULL; + } + } + } + + /** Filter grfs by tags/name */ + static bool CDECL TagNameFilter(const GRFConfig * const *a, const char *filter_string) + { + if ((*a)->name != NULL && strcasestr((*a)->name, filter_string) != NULL) return true; + if ((*a)->filename != NULL && strcasestr((*a)->filename, filter_string) != NULL) return true; + if ((*a)->info != NULL && strcasestr((*a)->info, filter_string) != NULL) return true; + return false; + } + + /** Filter the grf list */ + void FilterGrfList() + { + if (!this->grfs.Filter(this->edit_str_buf)) return; + } + + /** Make sure that the currently selected grf is within the visible part of the list */ + void ScrollToSelected() + { + if (this->sel_pos >= 0) { + this->vscroll.ScrollTowards(this->sel_pos); + } + } + +public: + NewGRFAddWindow(const WindowDesc *desc, GRFConfig **list) : QueryStringBaseWindow(EDITBOX_MAX_SIZE) { this->InitNested(desc, 0); + + InitializeTextBuffer(&this->text, this->edit_str_buf, this->edit_str_size, EDITBOX_MAX_LENGTH); + this->SetFocusedWidget(ANGRFW_FILTER); + this->list = list; + this->grfs.SetListing(this->last_sorting); + this->grfs.SetFiltering(this->last_filtering); + this->grfs.SetSortFuncs(this->sorter_funcs); + this->grfs.SetFilterFuncs(this->filter_funcs); + this->OnInvalidateData(0); } virtual void OnInvalidateData(int data) { - /* Count the number of GRFs */ - int n = 0; - for (const GRFConfig *c = _all_grfs; c != NULL; c = c->next) n++; + /* data == 0: NewGRFS were rescanned. All pointers to GrfConfigs are invalid. + * data == 1: User interaction with this window: Filter or selection change. */ + if (data == 0) { + this->sel = NULL; + this->sel_pos = -1; + this->grfs.ForceRebuild(); + } - this->vscroll.SetCount(n); + this->BuildGrfList(); this->SetWidgetDisabledState(ANGRFW_ADD, this->sel == NULL || this->sel->IsOpenTTDBaseGRF()); this->vscroll.SetCapacity((this->nested_array[ANGRFW_GRF_LIST]->current_y - WD_FRAMERECT_TOP - WD_FRAMERECT_BOTTOM) / this->resize.step_height); } @@ -179,6 +289,7 @@ virtual void OnPaint() { this->DrawWidgets(); + this->DrawEditBox(ANGRFW_FILTER); } virtual void DrawWidget(const Rect &r, int widget) const @@ -188,20 +299,19 @@ GfxFillRect(r.left + 1, r.top + 1, r.right - 1, r.bottom - 1, 0xD7); uint y = r.top + WD_FRAMERECT_TOP; - int max_index = this->vscroll.GetPosition() + this->vscroll.GetCapacity(); + int min_index = this->vscroll.GetPosition(); + int max_index = min(min_index + this->vscroll.GetCapacity(), this->grfs.Length()); - const GRFConfig *c; - int n; - for (c = _all_grfs, n = 0; c != NULL && n < max_index; c = c->next, n++) { - if (n >= this->vscroll.GetPosition()) { - bool h = c == this->sel; - const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename; + for (int i = min_index; i < max_index; i++) + { + const GRFConfig *c = this->grfs[i]; + bool h = c == this->sel; + const char *text = (c->name != NULL && !StrEmpty(c->name)) ? c->name : c->filename; - /* Draw selection background */ - if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + this->resize.step_height - 1, 156); - DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, text, h ? TC_WHITE : TC_ORANGE); - y += this->resize.step_height; - } + /* Draw selection background */ + if (h) GfxFillRect(r.left + 1, y, r.right - 1, y + this->resize.step_height - 1, 156); + DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, y, text, h ? TC_WHITE : TC_ORANGE); + y += this->resize.step_height; } break; } @@ -224,12 +334,16 @@ switch (widget) { case ANGRFW_GRF_LIST: { /* Get row... */ - const GRFConfig *c; uint i = (pt.y - this->nested_array[ANGRFW_GRF_LIST]->pos_y - WD_FRAMERECT_TOP) / this->resize.step_height + this->vscroll.GetPosition(); - for (c = _all_grfs; c != NULL && i > 0; c = c->next, i--) {} - this->sel = c; - InvalidateThisWindowData(this); + if (i < this->grfs.Length()) { + this->sel = this->grfs[i]; + this->sel_pos = i; + } else { + this->sel = NULL; + this->sel_pos = -1; + } + InvalidateThisWindowData(this, 1); break; } @@ -263,12 +377,89 @@ break; case ANGRFW_RESCAN: // Rescan list - this->sel = NULL; ScanNewGRFFiles(); - InvalidateThisWindowData(this); + InvalidateThisWindowData(this, 0); break; } } + + virtual void OnMouseLoop() + { + this->HandleEditBox(ANGRFW_FILTER); + } + + virtual EventState OnKeyPress(uint16 key, uint16 keycode) + { + switch (keycode) { + case WKC_UP: + /* scroll up by one */ + if (this->sel_pos > 0) this->sel_pos--; + break; + + case WKC_DOWN: + /* scroll down by one */ + if (this->sel_pos < (int)this->grfs.Length() - 1) this->sel_pos++; + break; + + case WKC_PAGEUP: + /* scroll up a page */ + this->sel_pos = (this->sel_pos < this->vscroll.GetCapacity()) ? 0 : this->sel_pos - this->vscroll.GetCapacity(); + break; + + case WKC_PAGEDOWN: + /* scroll down a page */ + this->sel_pos = min(this->sel_pos + this->vscroll.GetCapacity(), (int)this->grfs.Length() - 1); + break; + + case WKC_HOME: + /* jump to beginning */ + this->sel_pos = 0; + break; + + case WKC_END: + /* jump to end */ + this->sel_pos = this->grfs.Length() - 1; + break; + + default: { + /* Handle editbox input */ + EventState state = ES_NOT_HANDLED; + if (this->HandleEditBoxKey(ANGRFW_FILTER, key, keycode, state) == HEBR_EDITING) { + this->OnOSKInput(ANGRFW_FILTER); + } + return state; + } + } + + if (this->grfs.Length() == 0) this->sel_pos = -1; + if (this->sel_pos >= 0) { + this->sel = this->grfs[this->sel_pos]; + + this->ScrollToSelected(); + + InvalidateThisWindowData(this, 1); + } + + return ES_HANDLED; + } + + virtual void OnOSKInput(int wid) + { + this->grfs.SetFilterState(!StrEmpty(this->edit_str_buf)); + this->grfs.ForceRebuild(); + InvalidateThisWindowData(this, 1); + } +}; + +Listing NewGRFAddWindow::last_sorting = {false, 0}; +Filtering NewGRFAddWindow::last_filtering = {false, 0}; + +NewGRFAddWindow::GUIGRFConfigList::SortFunction * const NewGRFAddWindow::sorter_funcs[] = { + &NameSorter, +}; + +NewGRFAddWindow::GUIGRFConfigList::FilterFunction * const NewGRFAddWindow::filter_funcs[] = { + &TagNameFilter, }; static const NWidgetPart _nested_newgrf_add_dlg_widgets[] = { @@ -276,6 +467,12 @@ NWidget(WWT_CLOSEBOX, COLOUR_GREY, ANGRFW_CLOSEBOX), NWidget(WWT_CAPTION, COLOUR_GREY, ANGRFW_CAPTION), SetDataTip(STR_NEWGRF_ADD_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS), EndContainer(), + NWidget(WWT_PANEL, COLOUR_GREY, ANGRFW_FILTER_PANEL), SetResize(1, 0), + NWidget(NWID_HORIZONTAL), SetPadding(WD_TEXTPANEL_TOP, 0, WD_TEXTPANEL_BOTTOM, 0), SetPIP(WD_FRAMETEXT_LEFT, WD_FRAMETEXT_RIGHT, WD_FRAMETEXT_RIGHT), + NWidget(WWT_TEXT, COLOUR_GREY, ANGRFW_FILTER_TITLE), SetFill(false, true), SetDataTip(STR_LIST_FILTER_TITLE, STR_NULL), + NWidget(WWT_EDITBOX, COLOUR_GREY, ANGRFW_FILTER), SetMinimalSize(100, 12), SetResize(1, 0), SetDataTip(STR_LIST_FILTER_OSKTITLE, STR_LIST_FILTER_TOOLTIP), + EndContainer(), + EndContainer(), NWidget(NWID_HORIZONTAL), NWidget(WWT_PANEL, COLOUR_GREY, ANGRFW_BACKGROUND), NWidget(WWT_INSET, COLOUR_GREY, ANGRFW_GRF_LIST), SetMinimalSize(290, 1), SetResize(1, 1), SetPadding(2, 2, 2, 2), EndContainer(), @@ -294,7 +491,7 @@ /* Window definition for the add a newgrf window */ static const WindowDesc _newgrf_add_dlg_desc( - WDP_CENTER, WDP_CENTER, 0, 0, 306, 335, + WDP_CENTER, WDP_CENTER, 0, 0, 306, 347, WC_SAVELOAD, WC_NONE, WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_STD_BTN | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE, NULL, _nested_newgrf_add_dlg_widgets, lengthof(_nested_newgrf_add_dlg_widgets)