1 /* 2 * This file is part of gtkD. 3 * 4 * gtkD is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU Lesser General Public License 6 * as published by the Free Software Foundation; either version 3 7 * of the License, or (at your option) any later version, with 8 * some exceptions, please read the COPYING file. 9 * 10 * gtkD is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public License 16 * along with gtkD; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA 18 */ 19 20 // generated automatically - do not change 21 // find conversion definition on APILookup.txt 22 // implement new conversion functionalities on the wrap.utils pakage 23 24 25 module gtk.PrintOperationPreviewT; 26 27 public import gobject.Signals; 28 public import gtk.PageSetup; 29 public import gtk.PrintContext; 30 public import gtkc.gtk; 31 public import gtkc.gtktypes; 32 public import std.algorithm; 33 34 35 /** */ 36 public template PrintOperationPreviewT(TStruct) 37 { 38 /** Get the main Gtk struct */ 39 public GtkPrintOperationPreview* getPrintOperationPreviewStruct() 40 { 41 return cast(GtkPrintOperationPreview*)getStruct(); 42 } 43 44 45 /** 46 * Ends a preview. 47 * 48 * This function must be called to finish a custom print preview. 49 * 50 * Since: 2.10 51 */ 52 public void endPreview() 53 { 54 gtk_print_operation_preview_end_preview(getPrintOperationPreviewStruct()); 55 } 56 57 /** 58 * Returns whether the given page is included in the set of pages that 59 * have been selected for printing. 60 * 61 * Params: 62 * pageNr = a page number 63 * 64 * Returns: %TRUE if the page has been selected for printing 65 * 66 * Since: 2.10 67 */ 68 public bool isSelected(int pageNr) 69 { 70 return gtk_print_operation_preview_is_selected(getPrintOperationPreviewStruct(), pageNr) != 0; 71 } 72 73 /** 74 * Renders a page to the preview, using the print context that 75 * was passed to the #GtkPrintOperation::preview handler together 76 * with @preview. 77 * 78 * A custom iprint preview should use this function in its ::expose 79 * handler to render the currently selected page. 80 * 81 * Note that this function requires a suitable cairo context to 82 * be associated with the print context. 83 * 84 * Params: 85 * pageNr = the page to render 86 * 87 * Since: 2.10 88 */ 89 public void renderPage(int pageNr) 90 { 91 gtk_print_operation_preview_render_page(getPrintOperationPreviewStruct(), pageNr); 92 } 93 94 protected class OnGotPageSizeDelegateWrapper 95 { 96 static OnGotPageSizeDelegateWrapper[] listeners; 97 void delegate(PrintContext, PageSetup, PrintOperationPreviewIF) dlg; 98 gulong handlerId; 99 100 this(void delegate(PrintContext, PageSetup, PrintOperationPreviewIF) dlg) 101 { 102 this.dlg = dlg; 103 this.listeners ~= this; 104 } 105 106 void remove(OnGotPageSizeDelegateWrapper source) 107 { 108 foreach(index, wrapper; listeners) 109 { 110 if (wrapper.handlerId == source.handlerId) 111 { 112 listeners[index] = null; 113 listeners = std.algorithm.remove(listeners, index); 114 break; 115 } 116 } 117 } 118 } 119 120 /** 121 * The ::got-page-size signal is emitted once for each page 122 * that gets rendered to the preview. 123 * 124 * A handler for this signal should update the @context 125 * according to @page_setup and set up a suitable cairo 126 * context, using gtk_print_context_set_cairo_context(). 127 * 128 * Params: 129 * context = the current #GtkPrintContext 130 * pageSetup = the #GtkPageSetup for the current page 131 */ 132 gulong addOnGotPageSize(void delegate(PrintContext, PageSetup, PrintOperationPreviewIF) dlg, ConnectFlags connectFlags=cast(ConnectFlags)0) 133 { 134 auto wrapper = new OnGotPageSizeDelegateWrapper(dlg); 135 wrapper.handlerId = Signals.connectData( 136 this, 137 "got-page-size", 138 cast(GCallback)&callBackGotPageSize, 139 cast(void*)wrapper, 140 cast(GClosureNotify)&callBackGotPageSizeDestroy, 141 connectFlags); 142 return wrapper.handlerId; 143 } 144 145 extern(C) static void callBackGotPageSize(GtkPrintOperationPreview* printoperationpreviewStruct, GtkPrintContext* context, GtkPageSetup* pageSetup, OnGotPageSizeDelegateWrapper wrapper) 146 { 147 wrapper.dlg(ObjectG.getDObject!(PrintContext)(context), ObjectG.getDObject!(PageSetup)(pageSetup), wrapper.outer); 148 } 149 150 extern(C) static void callBackGotPageSizeDestroy(OnGotPageSizeDelegateWrapper wrapper, GClosure* closure) 151 { 152 wrapper.remove(wrapper); 153 } 154 155 protected class OnReadyDelegateWrapper 156 { 157 static OnReadyDelegateWrapper[] listeners; 158 void delegate(PrintContext, PrintOperationPreviewIF) dlg; 159 gulong handlerId; 160 161 this(void delegate(PrintContext, PrintOperationPreviewIF) dlg) 162 { 163 this.dlg = dlg; 164 this.listeners ~= this; 165 } 166 167 void remove(OnReadyDelegateWrapper source) 168 { 169 foreach(index, wrapper; listeners) 170 { 171 if (wrapper.handlerId == source.handlerId) 172 { 173 listeners[index] = null; 174 listeners = std.algorithm.remove(listeners, index); 175 break; 176 } 177 } 178 } 179 } 180 181 /** 182 * The ::ready signal gets emitted once per preview operation, 183 * before the first page is rendered. 184 * 185 * A handler for this signal can be used for setup tasks. 186 * 187 * Params: 188 * context = the current #GtkPrintContext 189 */ 190 gulong addOnReady(void delegate(PrintContext, PrintOperationPreviewIF) dlg, ConnectFlags connectFlags=cast(ConnectFlags)0) 191 { 192 auto wrapper = new OnReadyDelegateWrapper(dlg); 193 wrapper.handlerId = Signals.connectData( 194 this, 195 "ready", 196 cast(GCallback)&callBackReady, 197 cast(void*)wrapper, 198 cast(GClosureNotify)&callBackReadyDestroy, 199 connectFlags); 200 return wrapper.handlerId; 201 } 202 203 extern(C) static void callBackReady(GtkPrintOperationPreview* printoperationpreviewStruct, GtkPrintContext* context, OnReadyDelegateWrapper wrapper) 204 { 205 wrapper.dlg(ObjectG.getDObject!(PrintContext)(context), wrapper.outer); 206 } 207 208 extern(C) static void callBackReadyDestroy(OnReadyDelegateWrapper wrapper, GClosure* closure) 209 { 210 wrapper.remove(wrapper); 211 } 212 }