// Free buffers from a particular lister void lister_free_caches(Lister *lister,char *handler) { DirBuffer *buffer; // Lock buffer list lock_listlock(&GUI->buffer_list,TRUE); // Go through all buffers for (buffer=(DirBuffer *)GUI->buffer_list.list.lh_Head; buffer->node.ln_Succ;) { DirBuffer *next; // Save next pointer next=(DirBuffer *)buffer->node.ln_Succ; // See if buffer matches lister and handler if (buffer->buf_OwnerLister==lister && stricmp(buffer->buf_CustomHandler,handler)==0) { // Check buffer isn't currently displayed if (!buffer->buf_CurrentLister) { // Free buffer lister_free_buffer(buffer); } } // Get next pointer buffer=next; } // Unlock buffer list unlock_listlock(&GUI->buffer_list); }
// Cleanup a lister void lister_cleanup(Lister *lister,BOOL bye) { struct Node *node; // Send goodbye message? if (bye) { // Update our position if (!(environment->env->lister_options&LISTEROPTF_SNAPSHOT)) PositionUpdate(lister,0); // Send goodbye message IPC_Goodbye(lister->ipc,&main_ipc,WINDOW_LISTER); } // Is lister iconified? if (lister->appicon) { // Remove AppIcon RemoveAppIcon(lister->appicon); // Free icon FreeDiskObjectCopy(lister->appicon_icon); } // If we still have a progress window, close it lister_progress_off(lister); // Showing a special buffer? if (lister->cur_buffer==lister->special_buffer) { // Return to normal lister->cur_buffer=lister->old_buffer; } // Remove buffer lock if (lister->cur_buffer) { // Get buffer list lock lock_listlock(&GUI->buffer_list,TRUE); // Unlock buffer buffer_clear_lock(lister->cur_buffer,1); // If buffer is empty or buffer count exceeds maximum, free it if (lister->cur_buffer->buf_TotalEntries[0]==0 || GUI->buffer_count>environment->env->settings.max_buffer_count || (environment->env->settings.dir_flags&DIRFLAGS_DISABLE_CACHING)) { // Free buffer lister_free_buffer(lister->cur_buffer); } // Unlock buffer list unlock_listlock(&GUI->buffer_list); } // Free user data while ((node=lister->user_data_list.list.lh_Head)->ln_Succ) { Remove(node); FreeMemH(node); } // Free ports if (lister->app_port) { DOpusAppMessage *msg; while ((msg=(DOpusAppMessage *)GetMsg(lister->app_port))) ReplyAppMessage(msg); DeleteMsgPort(lister->app_port); } // Close font if (lister->font) CloseFont(lister->font); // Free signals if (lister->abort_signal!=-1) FreeSignal(lister->abort_signal); if (lister->hot_name_bit!=-1) FreeSignal(lister->hot_name_bit); // Free timer stuff if (lister->timer_port) { // Close timers FreeTimer(lister->foo_timer); FreeTimer(lister->icon_drag_timer); FreeTimer(lister->busy_timer); FreeTimer(lister->edit_timer); FreeTimer(lister->scroll_timer); // Delete timer port DeleteMsgPort(lister->timer_port); } // Free regions if (lister->title_region) DisposeRegion(lister->title_region); if (lister->refresh_extra) DisposeRegion(lister->refresh_extra); // Free special buffer if (lister->special_buffer) buffer_free(lister->special_buffer); // Free reselection FreeReselect(&lister->reselect); // Free history Att_RemList(lister->path_history,0); // Free popup menu PopUpFreeHandle(lister->lister_tool_menu); // Free toolbar FreeToolBar(lister->toolbar_alloc); // Free IPC data IPC_Free(lister->ipc); // Free lister data lister_free(lister); // Decrement count --main_lister_count; }