Re: [QGIS-Developer] Upgrading to V3

2019-10-26 Thread Maaza Mekuria
should use > https://qgis.org/api/classQgsMapLayerComboBox.html instead of creating > your own combobox. (if possible). > > Etienne > > Le dim. 15 sept. 2019 à 10:11, Maaza Mekuria a > écrit : > >> QGIS Layer List upgrade to V3 C++ plugin - Geographic Information Syste

Re: [QGIS-Developer] Upgrading to V3

2019-10-26 Thread Maaza Mekuria
happens. In my opinion this has become a barrier to innovate. Thank you again, . On Sat, Oct 26, 2019, 2:35 PM Nyall Dawson wrote: > On Sun, 27 Oct 2019 at 09:01, Maaza Mekuria wrote: > > > > Thank you Etienne. I did just what you suggested. But did not het > anywhere. I

Re: [QGIS-Developer] Upgrading to V3

2019-10-27 Thread Maaza Mekuria
am not new to UI's in C++ as i have done several more complex ones before. Thank you for your kindness though. And i will touch base more. Blessings and Happy All Hallows Eve. On Sun, Oct 27, 2019, 12:52 PM Nyall Dawson wrote: > On Sun, 27 Oct 2019 at 11:27, Maaza Mekuria wrote: >

[QGIS-Developer] QGIS-installation fails

2020-03-29 Thread Maaza Mekuria
I am experiencing errors after installing QGIS using the Osgeo setup file on a windows 10 machine. This happened on a second windows 10 machine (first on a laptop and then on a desktop. I do some development and install almost all the libraries with source code. The installation itself brough

[QGIS-Developer] QGIS Server and the Grants programme

2020-06-09 Thread Maaza Mekuria
I appreciate your viewpoint and assessment very much, Jonathan. I trust the board heeds your advise and lead towards focused investment in those things that matter to the majority users. Thank you, On Mon, Jun 8, 2020, 1:12 PM wrote: > Send QGIS-Developer mailing list submissions to >

[Qgis-developer] Oracle Plugin Error Compiling QGIS 1.8

2012-10-09 Thread maaza mekuria
I am having difficulty compiling QGIS 1.8 in Windows XP using VC 2008. The only plugin that is ending in error (the real problem) is the Oracle plugin. While it compiles without error, duing the linking I get these two unresolved external errors about two methods. I can not overcome these. Would

Re: [Qgis-developer] Oracle Plugin Error Compiling QGIS 1.8

2012-10-09 Thread maaza mekuria
changed? If I have missed the communication, would someone point me to where I can find the changes? Thank you, Maaza --- On Tue, 10/9/12, maaza mekuria wrote: > From: maaza mekuria > Subject: [Qgis-developer] Oracle Plugin Error Compiling QGIS 1.8 > To: qgis-developer@lists.osgeo.o

Re: [Qgis-developer] Fwd: [GSoC Mentors] [Announce] Call for Proposals for Doc Sprint Summit v2.0

2012-10-11 Thread maaza mekuria
I am interested in getting documentation for QGIS improved. I am one of those who yells at the top of my voice and I seem to get no response. I am willing to put some time in to this project. I think a comprehensive documentation at least for the development side would be an excellent addition

Re: [Qgis-developer] Windows refresh rates are slow

2010-10-05 Thread maaza mekuria
I have used QGIS from an OSGEO build and I find the refresh rates for layers to be very slow. Is there anything that I can do to overcome this problem. I am willing to compile myself if there anything I can do to help it. Maaza ___ Qgis-develo

Re: [Qgis-developer] Windows refresh rates are slow

2010-10-06 Thread maaza mekuria
  --- On Wed, 10/6/10, Giovanni Manghi wrote: From: Giovanni Manghi Subject: Re: [Qgis-developer] Windows refresh rates are slow To: "maaza mekuria" Cc: qgis-developer@lists.osgeo.org Date: Wednesday, October 6, 2010, 3:54 AM Hi, On Tue, 2010-10-05 at 19:22 -0700, maaza mekuria wrote

Re: [Qgis-developer] Windows refresh rates are slow

2010-10-06 Thread maaza mekuria
-developer] Windows refresh rates are slow To: "maaza mekuria" Cc: qgis-developer@lists.osgeo.org Date: Wednesday, October 6, 2010, 3:02 PM On Wed, Oct 6, 2010 at 8:52 PM, maaza mekuria wrote: Thanks Giovanni for the response. It is entirely vector and I find that the redraws to be very

Re: [Qgis-developer] Documentation on how to make a C++ DLL interact with QGIS

2010-12-14 Thread maaza mekuria
Dear QGIS Developer Family: I am looking for any documentation/instructions about how to make a C++ DLL interact with QGIS as a plugin. I would not mind using either completely in c++ through perhaps QT or with a Python front end inside QGIS. I have some experience making Python plugins, now

Re: [Qgis-developer] Re: [saga-gis-developer] QGIS plugin

2011-01-02 Thread maaza mekuria
I am wondering which APIdocumentation is applicable for Python functions for Version 1.6 Copiapo release. For example, I was using QGSGeometry and according to the documentation it takes a point and returns a double and another argument that receives a vertex (closest) on the line segment geom

Re: [Qgis-developer] Where, O Where is the Python/C++ API Documentation for 1.6 QGIS

2011-01-02 Thread maaza mekuria
I am wondering which APIdocumentation is applicable for Python functions for Version 1.6 Copiapo release. For example, I was using QGSGeometry and according to the documentation it takes a point and returns a double and another argument that receives a vertex (closest) on the line segment geo

Re: [Qgis-developer] Where, O Where is the Python/C++ API Documentation for 1.6 QGIS

2011-01-02 Thread maaza mekuria
that true or am I thinking the unthinkable? Thank you again for a swift response! May you have a blessed new year, Maaza --- On Sun, 1/2/11, Noli Sicad wrote: From: Noli Sicad Subject: Re: [Qgis-developer] Where, O Where is the Python/C++ API Documentation for 1.6 QGIS To: "maaza mekuria

Re: [Qgis-developer] Source commit history visualization for QGIS

2011-01-04 Thread maaza mekuria
That was a wonderful video, Nathan. Thanks for all the work! It is amazing what can be done when "Brothers and Sisters are together in accord." (Psalm 131) Happy New Year again, and may it be a successful, productive coding year, Maaza --- On Mon, 1/3/11, Noli Sicad wrote: From: Noli Sicad

Re: [Qgis-developer] How long is the compiling time for a build all QGIS?

2011-01-12 Thread maaza mekuria
I am attempting the first compile trial of QGIS from the trunk and I have been waiting for the compilation to end for the last two hours. Is that how long it will take if one builds all? I am using the OSGEO install in Windows XP with Visual C++ Express 9. My computer has 4GB memory and it is a

Re: [Qgis-developer] How long is the compiling time for a build all QGIS?

2011-01-12 Thread maaza mekuria
y 3>m4: cannot open `Files\GnuWin32/share/bison/m4sugar/m4sugar.m4': No such file or directory I am not sure why it can not find the the files (the space in the file path is causing this problem?), and where it needs to be fixed? Any ideas? --- On Wed, 1/12/11, maaza mekuria wrote: F

Re: [Qgis-developer] How long is the compiling time for a build all QGIS?

2011-01-12 Thread maaza mekuria
. Hope this helps. On Thu, Jan 13, 2011 at 7:57 AM, maaza mekuria wrote: I looked at the build order output and found this error and that is where it seems to have gotten stuck, 3>Generating qgssearchstringparser.cpp 3>m4: cannot open `Files\GnuWin32/share/bison': No s

Re: [Qgis-developer] How long is the compiling time for a build all QGIS? Solved!

2011-01-13 Thread maaza mekuria
erner Macho Subject: Re: [Qgis-developer] How long is the compiling time for a build all QGIS? To: "maaza mekuria" Cc: qgis-developer@lists.osgeo.org Date: Thursday, January 13, 2011, 2:30 AM Hi! > I am interested right now in building a sample C++ plugin. I am looking for > some

[Qgis-developer] plugin development in Win XP

2011-02-03 Thread maaza mekuria
I am struggling to build a plugin in QGIS. I was able to build the source and I could run QGIS. But I can not create a plugin. I tried to follow Dr. Marco Hugentobler's example from the compilation guide and since it is linux based I could not duplicate it in the windows env. no matter how I try

Re: [Qgis-developer] plugin development in Win XP

2011-02-04 Thread maaza mekuria
development? Thank you, Maaza --- On Thu, 2/3/11, maaza mekuria wrote: From: maaza mekuria Subject: [Qgis-developer] plugin development in Win XP To: qgis-developer@lists.osgeo.org Date: Thursday, February 3, 2011, 7:24 PM I am struggling to build a plugin in QGIS. I was able to build the source and

Re: [Qgis-developer] plugin development in Win XP

2011-02-04 Thread maaza mekuria
2/4/11, G. Allegri wrote: From: G. Allegri Subject: Re: [Qgis-developer] plugin development in Win XP To: "maaza mekuria" Cc: qgis-developer@lists.osgeo.org Date: Friday, February 4, 2011, 9:15 AM If you're able to build QGis, you're able to build the plugins too, as QGis has a

Re: [Qgis-developer] plugin development in Win XP

2011-02-08 Thread maaza mekuria
lying is that you should setup to build QGIS from source and that once you have that working your build environment should work for plugins. See http://www.qgis.org/wiki/Building_QGIS_from_Source#Building_on_Windows Enjoy, Alex On 02/04/2011 10:21 AM, maaza mekuria wrote: > I am saying that i

[Qgis-developer] QGIS Source Compile and Plugin Development

2011-02-10 Thread maaza mekuria
Yes, I need help until I find a solution to the plugin development. I may have to hire my own plugin consultant to overcome this handicap. I resorted to my working copy (I am glad I kept a copy of the source and project files of the previous compilation) and now I need help to see why it is n

Re: [Qgis-developer] QGIS Source Compile and Plugin Development

2011-02-11 Thread maaza mekuria
, 2/10/11, maaza mekuria wrote: From: maaza mekuria Subject: [Qgis-developer] QGIS Source Compile and Plugin Development To: qgis-developer@lists.osgeo.org, qgis-u...@lists.osgeo.org, "Paul Wickman" Date: Thursday, February 10, 2011, 8:34 PM Yes, I need help until I find a solut

Re: [Qgis-developer] Plugin Development C++ Windows

2011-02-17 Thread maaza mekuria
I again want to bring up the issue of how to create a small plugin using c++ in Windows Visual C++ Express. I copied the delimited text project and renamed the files and if it is a regular compilation, it should just compile the existing files. But the setup seems to generates the c++ headers

Re: [Qgis-developer] Plugin Development C++ Windows - Any response?

2011-02-18 Thread maaza mekuria
Can it be possible to create a minimalist plugin using c++ in Windows Visual C++ Express without using all the bells and whistles that are in the other plugins such as CMakelists? Your help may make a difference between using Python and C++. I was able to copy a Python plugin and easily adopt

Re: [Qgis-developer] Plugin Development C++ Windows - Any response?

2011-02-24 Thread maaza mekuria
I like your idea Julien. It does not make sense to have to store all of QGIS source files for a c++ plugin to work. I think the libraries that need to be referenced should be found identified so that one may be able to just build (compile and link) the dll independently of the rest of the QGIS s

Re: [Qgis-developer] Plugin Development C++ Windows - Any response?

2011-02-24 Thread maaza mekuria
1, 6:20 PM On 24-2-2011 23:44, maaza mekuria wrote: I like your idea Julien. It does not make sense to have to store all of QGIS source files for a c++ plugin to work. I think the libraries that need to be referen

Re: [Qgis-developer] Plugin Development C++ Windows - Any response? Just enough!

2011-02-25 Thread maaza mekuria
tudio, you >>don't need to rely on Cmakelist. It can help, because it makes a lot of work >>for you, and you can be inspired by other plugins. But you also can build >>and link the usual way. >> >>Have you read the "QGIS Coding and Compilation Guide"

Re: [Qgis-developer] Grass plugin error - Missing header - 'libintl.h'

2011-02-25 Thread maaza mekuria
64 items compiled without error only one (Grass failed). Where does one fine the missing header 'libintl.h'? Below is the error message output. 53>-- Build started: Project: gpsimporterplugin, Configuration: RelWithDebInfo Win32 -- 53>Linking... 51>C:\OSGeo4W\apps\grass\grass-6.4.0\inc

Re: [Qgis-developer] Plugin Development C++ Windows - GUI Interface question

2011-02-26 Thread maaza mekuria
I had gotten used to the copying and modifying other Python plugin UI files to develop my own Python plugin instead of creating one using QT Designer. Is it possible to do the same in C++. If I find a starter UI from an existing plugin, can I modify it for my use in a way like that of Python? W

Re: [Qgis-developer] In with the new, out with the old?

2011-03-07 Thread maaza mekuria
I think overwriting an existing layer in memory is not a good practice.  Updating existing geometry or attribute data would be great, such as when one merges two themes, and when the second theme is only contributing matching attribute. But overwriting should at least not be the default behavior

Re: [Qgis-developer] plugin text streams and Vector File writers question

2011-04-19 Thread maaza mekuria
Hello, again, I am pluging QGIS on Windows XP using Visual Studio 2008 compiler. I was able to set the user interface of my choice by using QTDesigner. I getting very comfortable and may be even getting hooked with QGIS. If QGIS fails then my research also fails. Such is the stake for me I am l

[Qgis-developer] Attribute data update of a shape file

2011-04-29 Thread maaza mekuria
Dear QGIS Gurus: I have a written a plugin that updates an attribute of a shape file and it tells me it ran fine and yet, I am not able to see the changes in the attribute table once the program finishes. I am using QGIS 1.6 Copiapo on Windows). I am compiling using the 1.7 source, but I have tr

Re: [Qgis-developer] Attribute data update of a shape file

2011-04-29 Thread maaza mekuria
, maaza mekuria wrote: From: maaza mekuria Subject: [Qgis-developer] Attribute data update of a shape file To: qgis-developer@lists.osgeo.org Date: Friday, April 29, 2011, 10:56 AM Dear QGIS Gurus: I have a written a plugin that updates an attribute of a shape file and it tells me it ran fine and

Re: [Qgis-developer] Attribute data update of a shape file

2011-05-02 Thread maaza mekuria
: Jürgen E. Fischer Subject: Re: [Qgis-developer] Attribute data update of a shape file To: qgis-developer@lists.osgeo.org Date: Saturday, April 30, 2011, 3:25 AM Hi, On Fri, 29. Apr 2011 at 07:56:35 -0700, maaza mekuria wrote: >    I have a written a plugin that updates an attribute of a shape f

[Qgis-developer] multimap object dereferencing in a plugin

2011-05-12 Thread maaza mekuria
I have been trying hard to find how to get access to the object I stored in a QMultiMap container. I am able to retrieve the numbered keys but when I try accessing the object QGIS crashes. I have done similar work in plain C++ and it has worked with out any problem, I used regualr multimap bef

Re: [Qgis-developer] Re: Mac Snow Leopard - QGIS Symbology - Also windows symbology

2011-05-16 Thread maaza mekuria
Mars, I also have a problem that bears mentioning here (for QGIS 1.6 and 1.7 trunk). I have had QGIS crash when a layer's symbology had been defined using unique value of a field and that field is not there anymore. Anytime that layer is opened even if it was removed from the project first and a

[Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit)

2011-05-23 Thread maaza mekuria
I am getting the error  "Access Violation No RTTI- Data!"  while I am running my C++ plugin.  I checked out on the web to see what if it was reported by anyone, and I found some references about a year ago. I am not sure if any of you have come across of the same and know why it is due to. The p

Re: [Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit)

2011-05-23 Thread maaza mekuria
try to find a work around this glass ceiling. Any ideas, suggestions? Maaza --- On Mon, 5/23/11, maaza mekuria wrote: From: maaza mekuria Subject: [Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit) To: "qgis-dev" Date: Monday, May 23,

Re: [Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit)

2011-05-24 Thread maaza mekuria
using QGis version 1.6. I am compiling from the 1.7  trunk. Thank you for your help, Maaza  --- On Tue, 5/24/11, Giovanni Manghi wrote: From: Giovanni Manghi Subject: Re: [Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit) To: "maaza mekuria&

Re: [Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit)

2011-05-25 Thread maaza mekuria
This is going to be distributed as a research result and I am thinking it will be available under GPL.. But I do not understand what AFAIK means . You must explain it to me. Thank you, Maaza ___ Qgis-developer mailing list Qgis-developer@lists.os

Re: [Qgis-developer] Exception "Access Violation No RTTI- Data!" on windows XP (32 bit)

2011-05-25 Thread maaza mekuria
Did anyone else ever seen the "Access Violation No RTTI- Data!" exception? I know there are not many windows users here, but is it related to Threading or is it my own programming problem? Is it running out of memory that it completely loses the layer list or what? Just waiting until the fish t

[Qgis-developer] Query Set using SetSubstring does not return record

2011-06-08 Thread maaza mekuria
I have a subsetstring query applied in code to the layer data. Yet I find that it does not return any records that it should have located. The code is pasted below, the setSubsetString passes and yet the selected feature count is 0. What am I missing h

Re: [Qgis-developer] Query Set using SetSubstring does not return record

2011-06-08 Thread maaza mekuria
of the inheritance rules, does the layer push down the selection to the provider or are they dynamically aware of selections between them. Thank you, Maaza --- On Wed, 6/8/11, maaza mekuria wrote: > From: maaza mekuria > Subject: [Qgis-developer] Query Set using SetSubstring do

Re: [Qgis-developer] Query Set using SetSubstring does not return record

2011-06-08 Thread maaza mekuria
documentation to reflect what the methods are meant to do? Thank you, Maaza --- On Wed, 6/8/11, maaza mekuria wrote: > From: maaza mekuria > Subject: [Qgis-developer] Query Set using SetSubstring does not return record > To: "QGIS Developer" > Date: Wednesday,

Re: [Qgis-developer] Query Set using SetSubstring does not return record - resolved but with a question

2011-06-08 Thread maaza mekuria
God is generous to the rich as well as to the poor and I am told to ask always and I am sure there will be answer soon. Or am I talking only to myself here? Maaza --- On Wed, 6/8/11, maaza mekuria wrote: > From: maaza mekuria > Subject: Re: [Qgis-developer] Query Set using SetSubstrin

Re: [Qgis-developer] Query Set using SetSubstring does not return record - resolved but with a question

2011-06-08 Thread maaza mekuria
aza mekuria wrote: > From: maaza mekuria > Subject: Re: [Qgis-developer] Query Set using SetSubstring does not return > record - resolved but with a question > To: "QGIS Developer" > Date: Wednesday, June 8, 2011, 7:49 PM > Let me lay bare my hearts desire, is >

Re: [Qgis-developer] Query Set using SetSubstring does not return record - resolved but with a question

2011-06-09 Thread maaza mekuria
return record - resolved but with a question To: "maaza mekuria" Cc: "QGIS Developer" Date: Thursday, June 9, 2011, 2:51 AM Hi Maaza, On Thu, Jun 9, 2011 at 3:10 AM, maaza mekuria wrote: I have learned from you how I can select all the features in a layer through co

Re: [Qgis-developer] Use of Spatial Index

2011-07-27 Thread maaza mekuria
I am just wondering if one could use the following in a spatial index created from the layer provider QgsVectorLayer* cvertexLayer = cVertexLayer(txtStream); QgsVectorDataProvider* cvectorProvider = cvertexLayer->dataProvider(); bool blnSpatialIdx = cvectorProvider->createSpatialIndex(); Af

Re: [Qgis-developer] Use of Spatial Index

2011-07-28 Thread maaza mekuria
points? Thank you, Maaza --- On Thu, 7/28/11, Martin Dobias wrote: > From: Martin Dobias > Subject: Re: [Qgis-developer] Use of Spatial Index > To: "maaza mekuria" > Cc: qgis-developer@lists.osgeo.org > Date: Thursday, July 28, 2011, 7:17 AM > Hi > > On W

Re: [Qgis-developer] Use of Spatial Index and more

2011-07-29 Thread maaza mekuria
e same as the other. What do you think, Maaza --- On Thu, 7/28/11, Martin Dobias wrote: > From: Martin Dobias > Subject: Re: [Qgis-developer] Use of Spatial Index > To: "maaza mekuria" > Cc: "QGIS Developer" > Date: Thursday, July 28, 2011, 2:45 PM >

[Qgis-developer] Vector File Creatioin

2011-09-23 Thread maaza mekuria
I am wondering if I have to do to save the shape files. Below is the code I am using. I am able to create memory layers that I could save later. But I want to create many shapefiles and QGIS started to run out of memory when I was loading the memory shapefiles. Once I change the provider to OGR

Re: [Qgis-developer] Vector File Creatioin

2011-09-23 Thread maaza mekuria
I am wondering if I have to do to save the shape files. Below is the code I am using. I am able to create memory layers that I could save later. But I want to create many shapefiles and QGIS started to run out of memory when I was loading the memory shapefiles. Once I change the provider to OGR

Re: [Qgis-developer] Vector File Creatioin and documentation

2011-09-28 Thread maaza mekuria
that forum is not really very active except a few people who attempt to answer questions. Yet, it may be a good place to have the documentation if a wiki is not possible. What do you think? Maaza --- On Fri, 9/23/11, maaza mekuria wrote: > From: maaza mekuria > Subject: [Qgis-develope

Re: [Qgis-developer] RoadGraphPlugin and network-analysis annonce

2011-09-28 Thread maaza mekuria
Good work Sergey! Maaza --- On Wed, 9/28/11, Сергей Якушев wrote: > From: Сергей Якушев > Subject: [Qgis-developer] RoadGraphPlugin and network-analysis annonce > To: qgis-developer@lists.osgeo.org > Date: Wednesday, September 28, 2011, 3:50 AM > Hello! > > In my fork QGIS in the branch netw

Re: [Qgis-developer] Load SQLite table into QGIS

2011-10-14 Thread maaza mekuria
I was able to create the spatialite geometry/geometryless tables outside QGIS and now what I would want is to be able to insert data in C++ into tables with and without geometry. Any ideas? Maaza --- On Thu, 10/13/11, Martin Dobias wrote: > From: Martin Dobias > Subject: Re: [Qgis-developer

Re: [Qgis-developer] Bicycle Network Analysis paper done using QGIS and SQLite

2012-03-10 Thread maaza mekuria
Dear QGIS Developers: I have been working on a paper for the last year and half. I have been developing QGIS tools as part of the process. I have now completed my paper. It is on bicycle network modeling, and it can be downloaded from the following link http://www.axumcorp.com/SanJose_Bike_Conne

Re: [Qgis-developer] Plugin (C++) Upgrade install

2013-08-31 Thread maaza mekuria
I was able to compile without errors and upgrade the code from the plugin I built for version 1.7 to the 1.9 dev version.  I am able to see it on the development version (the one compiled on my machine) but I can not figure out what I must do to install it on the OSGeo versions. In the past, I

Re: [Qgis-developer] Plugin (C++) Upgrade install Guidance

2013-09-02 Thread maaza mekuria
Has anything changed on C++ plugin installs in the 1.9 dev version?   In the past I copied the plugin into the appropriate (plugins) directory to install it on the OSGeo versions. What should I do? I am using MSVC on windows XP . Thank you, ___

Re: [Qgis-developer] Plugin (C++) Upgrade install - anybody there?

2013-09-03 Thread maaza mekuria
Is there anything else that changed between 1.7 and 1.9 on installing C++ plugins? In the past, I used to be able to copy the dll to the plugins folder and then it does install on its own. What should I do? I am using MSVC on windows XP . Thank you, Maaza

Re: [Qgis-developer] WG: Re: WG: Re: WG: Re: cpp-plugin for QGIS 2.0

2013-11-08 Thread maaza mekuria
Dear Nathan and fellow QGIS Users/Developers: I am sorry that people are not encouraging the use of C++ for programming. I think this is not helpful at all. There are many reasons to skip Pyhton infavor of C++. In my experience Python is very slow for real computationally intensive work. Also Q

[QGIS-Developer] Upgrading to V3

2019-09-15 Thread Maaza Mekuria
QGIS Layer List upgrade to V3 C++ plugin - Geographic Information Systems Stack Exchange body,.top-bar{margin-top:1.9em} I was upgrading a c++ plugin that I had used in the past and almost eliminated all the the usual compiler errors due to version changes according for the current version (3.6).