gecko-dev/xpinstall/wizard/unix/src2/nsLicenseDlg.cpp
2004-04-17 14:37:35 +00:00

299 lines
8.7 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Samir Gehani <sgehani@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsLicenseDlg.h"
#include "nsXInstaller.h"
#include <sys/stat.h>
nsLicenseDlg::nsLicenseDlg() :
mLicenseFile(NULL)
{
}
nsLicenseDlg::~nsLicenseDlg()
{
XI_IF_FREE(mLicenseFile);
}
void
nsLicenseDlg::Back(GtkWidget *aWidget, gpointer aData)
{
DUMP("Back");
if (aData != gCtx->ldlg) return;
if (gCtx->bMoving)
{
gCtx->bMoving = FALSE;
return;
}
// XXX call gCtx->me->Shutdown() ?
gtk_main_quit();
return;
#if 0
// hide this notebook page
gCtx->ldlg->Hide(nsXInstallerDlg::BACKWARD_MOVE);
// disconnect this dlg's nav btn signal handlers
gtk_signal_disconnect(GTK_OBJECT(gCtx->back), gCtx->backID);
gtk_signal_disconnect(GTK_OBJECT(gCtx->next), gCtx->nextID);
// show the prev dlg
gCtx->wdlg->Show(nsXInstallerDlg::BACKWARD_MOVE);
gCtx->bMoving = TRUE;
#endif
}
void
nsLicenseDlg::Next(GtkWidget *aWidget, gpointer aData)
{
DUMP("Next");
if (aData != gCtx->ldlg) return;
if (gCtx->bMoving)
{
gCtx->bMoving = FALSE;
return;
}
// hide this notebook page
gCtx->ldlg->Hide(nsXInstallerDlg::FORWARD_MOVE);
// disconnect this dlg's nav btn signal handlers
gtk_signal_disconnect(GTK_OBJECT(gCtx->back), gCtx->backID);
gtk_signal_disconnect(GTK_OBJECT(gCtx->next), gCtx->nextID);
// show the next dlg
gCtx->sdlg->Show(nsXInstallerDlg::FORWARD_MOVE);
gCtx->bMoving = TRUE;
}
int
nsLicenseDlg::Parse(nsINIParser *aParser)
{
int err = OK;
int bufsize = 0;
char *showDlg = NULL;
/* compulsory keys*/
XI_ERR_BAIL(aParser->GetStringAlloc(DLG_LICENSE, LICENSE,
&mLicenseFile, &bufsize));
if (bufsize == 0 || !mLicenseFile)
return E_INVALID_KEY;
/* optional keys */
bufsize = 5;
XI_ERR_BAIL(aParser->GetStringAlloc(DLG_LICENSE, SHOW_DLG, &showDlg,
&bufsize));
if (bufsize != 0 && showDlg)
{
if (0 == strncmp(showDlg, "TRUE", 4))
mShowDlg = nsXInstallerDlg::SHOW_DIALOG;
else if (0 == strncmp(showDlg, "FALSE", 5))
mShowDlg = nsXInstallerDlg::SKIP_DIALOG;
}
bufsize = 0;
XI_ERR_BAIL(aParser->GetStringAlloc(DLG_LICENSE, TITLE, &mTitle,
&bufsize));
if (bufsize == 0)
XI_IF_FREE(mTitle);
return err;
BAIL:
return err;
}
int
nsLicenseDlg::Show(int aDirection)
{
int err = OK;
char *licenseContents = NULL;
XI_VERIFY(gCtx);
XI_VERIFY(gCtx->notebook);
if (mWidgetsInit == FALSE) // static widget init
{
// create a new table and add it as a page of the notebook
mTable = gtk_table_new(1, 3, FALSE);
gtk_notebook_append_page(GTK_NOTEBOOK(gCtx->notebook), mTable, NULL);
mPageNum = gtk_notebook_get_current_page(GTK_NOTEBOOK(gCtx->notebook));
// gtk_table_set_row_spacing(GTK_TABLE(mTable), 0, 0);
gtk_table_set_col_spacing(GTK_TABLE(mTable), 1, 0);
gtk_widget_show(mTable);
// read the license file contents into memory
licenseContents = GetLicenseContents();
if (!licenseContents)
{
err = ErrorHandler(E_EMPTY_LICENSE);
goto BAIL;
}
// create a new scrollable textarea and add it to the table
GtkWidget *text = gtk_text_new(NULL, NULL);
GdkFont *font = gdk_font_load( LICENSE_FONT );
gtk_text_set_editable(GTK_TEXT(text), FALSE);
gtk_text_set_word_wrap(GTK_TEXT(text), TRUE);
gtk_text_set_line_wrap(GTK_TEXT(text), TRUE);
gtk_table_attach(GTK_TABLE(mTable), text, 1, 2, 0, 1,
static_cast<GtkAttachOptions>(GTK_FILL | GTK_EXPAND),
static_cast<GtkAttachOptions>(GTK_FILL | GTK_EXPAND),
0, 0);
gtk_text_freeze(GTK_TEXT(text));
gtk_text_insert (GTK_TEXT(text), font, &text->style->black, NULL,
licenseContents, -1);
gtk_text_thaw(GTK_TEXT(text));
gtk_widget_show(text);
// Add a vertical scrollbar to the GtkText widget
GtkWidget *vscrollbar = gtk_vscrollbar_new (GTK_TEXT (text)->vadj);
gtk_table_attach(GTK_TABLE(mTable), vscrollbar, 2, 3, 0, 1,
GTK_FILL,
static_cast<GtkAttachOptions>(GTK_EXPAND | GTK_SHRINK | GTK_FILL),
0, 0);
gtk_widget_show(vscrollbar);
mWidgetsInit = TRUE;
}
else
{
gtk_notebook_set_page(GTK_NOTEBOOK(gCtx->notebook), mPageNum);
gtk_widget_show(mTable);
}
// signal connect the buttons
gCtx->backID = gtk_signal_connect(GTK_OBJECT(gCtx->back), "clicked",
GTK_SIGNAL_FUNC(nsLicenseDlg::Back), gCtx->ldlg);
gCtx->nextID = gtk_signal_connect(GTK_OBJECT(gCtx->next), "clicked",
GTK_SIGNAL_FUNC(nsLicenseDlg::Next), gCtx->ldlg);
// show back button if we came from the welcome dlg
if (aDirection == nsXInstallerDlg::FORWARD_MOVE)
if (gCtx->back)
gtk_widget_show(gCtx->back);
// always change the button titles to Accept/Decline
gtk_container_remove(GTK_CONTAINER(gCtx->next), gCtx->nextLabel);
gtk_container_remove(GTK_CONTAINER(gCtx->back), gCtx->backLabel);
gCtx->acceptLabel = gtk_label_new(gCtx->Res("ACCEPT"));
gCtx->declineLabel = gtk_label_new(gCtx->Res("DECLINE"));
gtk_container_add(GTK_CONTAINER(gCtx->next), gCtx->acceptLabel);
gtk_container_add(GTK_CONTAINER(gCtx->back), gCtx->declineLabel);
gtk_widget_show(gCtx->acceptLabel);
gtk_widget_show(gCtx->declineLabel);
gtk_widget_show(gCtx->next);
gtk_widget_show(gCtx->back);
BAIL:
XI_IF_FREE(licenseContents);
return err;
}
int
nsLicenseDlg::Hide(int aDirection)
{
// hide all this dlg's widgets
gtk_widget_hide(mTable);
return OK;
}
int
nsLicenseDlg::SetLicenseFile(char *aLicenseFile)
{
if (!aLicenseFile)
return E_PARAM;
mLicenseFile = aLicenseFile;
return OK;
}
char *
nsLicenseDlg::GetLicenseFile()
{
if (mLicenseFile)
return mLicenseFile;
return NULL;
}
char *
nsLicenseDlg::GetLicenseContents()
{
char *buf = NULL;
FILE *fd = NULL;
struct stat attr;
int buflen;
DUMP(mLicenseFile);
if (!mLicenseFile)
return NULL;
// open file
fd = fopen(mLicenseFile, "r");
if (!fd) return NULL;
DUMP("license fopen");
// get file length
if (0 != stat(mLicenseFile, &attr)) return NULL;
if (attr.st_size == 0) return NULL;
DUMP("license fstat");
// allocate buffer of file length
buflen = sizeof(char) * (attr.st_size + 1);
buf = (char *) malloc(buflen);
if (!buf) return NULL;
memset(buf, 0, buflen);
DUMP("license buf malloc");
// read entire file into buffer
if (attr.st_size != ((int) fread(buf, sizeof(char), attr.st_size, fd)))
XI_IF_FREE(buf);
DUMP("license fread");
// close file
fclose(fd);
DUMP("license close");
return buf;
}