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e9e37d33cc
- Implement delete - Separate all file operations (cut/copy/paste etc) into fileops.cpp/.h
345 lines
9.4 KiB
C++
345 lines
9.4 KiB
C++
/*
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* $Id$
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*
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* EDE FileView class
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* Part of edelib.
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* Copyright (c) 2005-2007 EDE Authors.
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*
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* This program is licenced under terms of the
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* GNU General Public Licence version 2 or newer.
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* See COPYING for details.
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*/
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#ifndef EDE_FileView_H
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#define EDE_FileView_H
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#include <Fl/Fl_Shared_Image.H>
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#include <Fl/Fl_Input.H>
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#include <edelib/String.h>
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#include <edelib/IconTheme.h>
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#include "EDE_Browser.h"
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// This class provides the generic FileView class and two
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// derived classes called FileIconView and FileDetailsView.
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// These classes are interchangeable, so that application
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// can just declare FileView* and use.
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// FileView is populated with FileItem's.
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struct FileItem {
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edelib::String name; // just the name
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edelib::String icon;
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edelib::String size;
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edelib::String realpath; // whatever the caller uses to access the file
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edelib::String description;
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edelib::String date;
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edelib::String permissions;
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};
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//////////////////////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////////////////////
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/*// Event handler for EditBox
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int EditBox::handle(int event) {
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if (!this->visible()) return parent()->handle(event);
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bool above=false;
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//fprintf(stderr,"Editbox event: %d (%s)\n",event,event_name(event));
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// Change filename
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if (event==KEY && (event_key()==ReturnKey || event_key()==KeypadEnter)) {
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// split old filename to path and file
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char path[PATH_MAX], file[PATH_MAX];
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strcpy(path, (char*)editing_->user_data());
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if (path[strlen(path)-1] == '/') path[strlen(path)-1]='\0';
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char *p = strrchr(path,'/');
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if (p==0 || *p=='\0') {
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strcpy(file,path);
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path[0]='\0';
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} else { // usual case
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p++;
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strcpy(file,p);
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*p='\0';
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}
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if (strlen(file)!=strlen(text()) || strcmp(file,text())!=0) {
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// Create new filename
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strncat(path, text(), PATH_MAX-strlen(path));
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char oldname[PATH_MAX];
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strcpy(oldname, (char*)editing_->user_data());
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if (rename(oldname, path) == -1) {
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alert(tsprintf(_("Could not rename file! Error was:\n\t%s"), strerror(errno)));
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} else {
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// Update browser
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free(editing_->user_data());
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editing_->user_data(strdup(path));
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const char* l = editing_->label();
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editing_->label(tasprintf("%s%s",text(),strchr(l, '\t')));
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}
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}
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above=true;
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}
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// Hide editbox
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if (above || ( event==KEY && event_key()==EscapeKey ) ) {
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this->hide();
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return 1;
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}
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Input::handle(event);
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}
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// We override hide method to ensure certain things done
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void EditBox::hide() {
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Input::hide();
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// Remove box so it doesn't get in the way
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this->x(0);
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this->y(0);
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this->w(0);
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this->h(0);
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// Return the browser item into "visible" state
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if (editing_) {
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editing_->textcolor(textcolor());
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editing_->redraw();
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parent()->take_focus();
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}
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}
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*/
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//////////////////////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////////////////////
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// Type for rename_callback
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// I don't know how to do this without creating a new type :(
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typedef void (my_callback)(const char*);
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class FileDetailsView : public EDE_Browser {
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private:
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// EDE_Browser* browser; - yada
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// internal list of items
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/* struct myfileitem {
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struct FileItem *item;
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myfileitem* previous;
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myfileitem* next;
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} *firstitem;*/
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int findrow(edelib::String realpath) {
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for (int i=1; i<=size(); i++) {
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char *tmp = (char*)data(i);
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if (realpath==tmp) return i;
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}
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return 0;
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}
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// Subclass Fl_Input so we can handle keyboard
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class EditBox : public Fl_Input {
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friend class FileDetailsView;
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public:
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EditBox(int x, int y, int w, int h, const char* label = 0) : Fl_Input(x,y,w,h,label) {}
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int handle (int e) {
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FileDetailsView* view = (FileDetailsView*)parent();
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if (e==FL_KEYBOARD && visible()) {
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int k = Fl::event_key();
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if (Fl::event_key()==FL_Enter && visible()) {
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view->hide_editbox();
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view->do_rename();
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} else if (k==FL_Up || k==FL_Down || k==FL_Page_Up || k==FL_Page_Down) {
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view->hide_editbox();
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return 0; // let the view scroll
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} else if (k==FL_F+2 || k==FL_Escape)
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view->hide_editbox();
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else
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Fl_Input::handle(e);
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return 1; // don't send keys to view
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}
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return Fl_Input::handle(e);
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}
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}* editbox_;
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int editbox_row;
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my_callback* rename_callback_;
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// show editbox at specified row and make the row "invisible" (bgcolor same as fgcolor)
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void show_editbox(int row) {
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if (row<1 || row>size()) return; // nothing selected
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if (strcmp(text(row), "..")==0) return; // can't rename "go up" button
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// unselect the row with focus - it's prettier that way
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select(row,0);
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// Copy filename to editbox
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char* filename = strdup(text(row));
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char* tmp = strchr(filename, column_char());
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if (tmp) *tmp='\0';
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editbox_->value(filename);
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// make the row "invisible"
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editbox_row=row;
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char* ntext = (char*)malloc(sizeof(char)*strlen(text(row))+5); // add 4 places for format chars
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strncpy(ntext+5, text(row), strlen(text(row)));
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ntext[0]='@'; ntext[1]='C'; ntext[2]='2'; ntext[3]='5'; ntext[4]='5';
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text(row,ntext);
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free(ntext);
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// calculate location for editbox
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// "Magic constants" here are just nice spacing
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int X=x()+get_icon(row)->w()+8;
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int W=150; // reasonable
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int H=get_icon(row)->h()+2;
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int Y=y()+2 - position();
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void* item = item_first();
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for (int i=1; i<row; i++) {
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Y+=item_height(item);
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item=item_next(item);
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}
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editbox_->resize(X,Y,W,H);
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editbox_->show();
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editbox_->take_focus();
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editbox_->redraw();
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}
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void hide_editbox() {
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fprintf(stderr, "hide_editbox()\n");
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editbox_->hide();
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// Make the edited row visible again
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char* ntext = (char*)malloc(sizeof(char)*strlen(text(editbox_row))-5); // add 4 places for format chars
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strncpy(ntext, text(editbox_row)+5, strlen(text(editbox_row))-5);
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text(editbox_row,ntext);
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free(ntext);
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}
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// Do the rename
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void do_rename() {
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fprintf(stderr, "editbox_cb()\n");
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rename_callback_(editbox_->value());
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//hide_editbox();
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}
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public:
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FileDetailsView(int X, int Y, int W, int H, char*label=0) : EDE_Browser(X,Y,W,H,label) {
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// browser = new EDE_Browser(X,Y,W,H,label);
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// browser->end();
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// end();
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// resizable(browser->the_scroll());
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// resizable(browser->the_group());
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// resizable(browser);
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const int cw[]={250,200,70,130,100,0};
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column_widths(cw);
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column_char('\t');
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column_header("Name\tType\tSize\tDate\tPermissions");
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textsize(12); // FIXME: hack for font size
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const SortType st[]={ALPHA_CASE_SORT, ALPHA_CASE_SORT, FILE_SIZE_SORT, DATE_SORT, ALPHA_SORT, NO_SORT};
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column_sort_types(st);
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when(FL_WHEN_ENTER_KEY_ALWAYS);
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//when(FL_WHEN_ENTER_KEY_CHANGED);
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//first=0;
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editbox_ = new EditBox(0, 0, 0, 0);
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editbox_->box(FL_BORDER_BOX);
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editbox_->parent(this);
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editbox_->textsize(12); // FIXME: hack for font size
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editbox_->hide();
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}
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// ~FileDetailsView() { delete browser; }
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void insert(int row, FileItem *item) {
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// Construct browser line
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edelib::String value;
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value = item->name+"\t"+item->description+"\t"+item->size+"\t"+item->date+"\t"+item->permissions;
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EDE_Browser::insert(row, value.c_str(), strdup(item->realpath.c_str())); // put realpath into data
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fprintf (stderr, "value: %s\n", value.c_str());
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// Get icon
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edelib::String icon = edelib::IconTheme::get(item->icon.c_str(),edelib::ICON_SIZE_TINY);
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if (icon=="") icon = edelib::IconTheme::get("misc",edelib::ICON_SIZE_TINY,edelib::ICON_CONTEXT_MIMETYPE);
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set_icon(row, Fl_Shared_Image::get(icon.c_str()));
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}
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void add(FileItem *item) { insert(size()+1, item); }
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void remove(FileItem *item) {
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int row = findrow(item->realpath);
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if (row) EDE_Browser::remove(row);
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}
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void update(FileItem *item) {
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int row=findrow(item->realpath);
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if (row==0) return;
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EDE_Browser::remove(row);
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insert(row, item);
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// FIXME: this will lose focus, making it impossible to click on something while
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// directory is loading
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}
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// Change color of row to gray
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void gray(int row) {
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if (text(row)[0] == '@' && text(row)[1] == 'C') return; // already greyed
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char *ntext = (char*)malloc(sizeof(char)*strlen(text(row))+4); // add 4 places for format chars
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strncpy(ntext+4, text(row), strlen(text(row)));
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ntext[0]='@'; ntext[1]='C'; ntext[2]='2'; ntext[3]='5';
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text(row,ntext);
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free(ntext);
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// grey icon - but how to ungray?
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Fl_Image* im = get_icon(row)->copy();
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im->inactive();
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set_icon(row,im);
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}
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void ungray(int row) {
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if (text(row)[0] != '@' || text(row)[1] != 'C') return; // not greyed
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char *ntext = (char*)malloc(sizeof(char)*strlen(text(row))-4); // 4 places for format chars
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strncpy(ntext, text(row)+4, strlen(text(row))-4);
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text(row,ntext);
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free(ntext);
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// don't work
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//Fl_Image* im = get_icon(row);
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//im->uncache(); // doesn't work
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//redraw(); // OPTIMIZE
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}
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// Renaming support
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int handle(int e) {
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if (e==FL_KEYBOARD) {
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if (Fl::event_key()==FL_F+2) {
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if (editbox_->visible())
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hide_editbox();
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else
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show_editbox(get_focus());
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}
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}
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if (e==FL_PUSH && editbox_->visible() && !Fl::event_inside(editbox_))
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hide_editbox(); // hide editbox when click outside it
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return Fl_Icon_Browser::handle(e);
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}
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// Setup callback that will be used when renaming
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void rename_callback(my_callback* cb) { rename_callback_ = cb; }
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};
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#endif
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/* $Id */
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